diff --git a/src/aircraft_cmd.cpp b/src/aircraft_cmd.cpp
index 8850284222..fcfaef99a7 100644
--- a/src/aircraft_cmd.cpp
+++ b/src/aircraft_cmd.cpp
@@ -15,7 +15,6 @@
 #include "engine.h"
 #include "station.h"
 #include "news.h"
-#include "sound.h"
 #include "player.h"
 #include "aircraft.h"
 #include "airport.h"
@@ -32,6 +31,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 #include "functions.h"
 
 void Aircraft::UpdateDeltaXY(Direction direction)
diff --git a/src/airport_gui.cpp b/src/airport_gui.cpp
index c8a3bedff7..32d00bc8b5 100644
--- a/src/airport_gui.cpp
+++ b/src/airport_gui.cpp
@@ -10,11 +10,11 @@
 #include "gui.h"
 #include "station_gui.h"
 #include "viewport.h"
-#include "sound.h"
 #include "command_func.h"
 #include "station.h"
 #include "airport.h"
 #include "depot.h"
+#include "sound_func.h"
 #include "window_func.h"
 
 static byte _selected_airport_type;
diff --git a/src/bridge_gui.cpp b/src/bridge_gui.cpp
index a158300df0..d6a0dbbcdd 100644
--- a/src/bridge_gui.cpp
+++ b/src/bridge_gui.cpp
@@ -10,11 +10,11 @@
 #include "viewport.h"
 #include "command_func.h"
 #include "economy_func.h"
-#include "sound.h"
 #include "variables.h"
 #include "bridge.h"
 #include "strings_func.h"
 #include "window_func.h"
+#include "sound_func.h"
 #include "map_func.h"
 
 static struct BridgeData {
diff --git a/src/disaster_cmd.cpp b/src/disaster_cmd.cpp
index 81bff49cc9..985ae8866d 100644
--- a/src/disaster_cmd.cpp
+++ b/src/disaster_cmd.cpp
@@ -32,7 +32,6 @@
 #include "industry.h"
 #include "player.h"
 #include "airport.h"
-#include "sound.h"
 #include "variables.h"
 #include "table/sprites.h"
 #include "strings_func.h"
@@ -40,6 +39,7 @@
 #include "functions.h"
 #include "vehicle_func.h"
 #include "vehicle_base.h"
+#include "sound_func.h"
 
 enum DisasterSubType {
 	ST_Zeppeliner,
diff --git a/src/dock_gui.cpp b/src/dock_gui.cpp
index 92f3a7e419..d64a301343 100644
--- a/src/dock_gui.cpp
+++ b/src/dock_gui.cpp
@@ -12,12 +12,12 @@
 #include "window_gui.h"
 #include "station_gui.h"
 #include "viewport.h"
-#include "sound.h"
 #include "command_func.h"
 #include "variables.h"
 #include "water.h"
 #include "window_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 static void ShowBuildDockStationPicker();
 static void ShowBuildDocksDepotPicker();
diff --git a/src/economy.cpp b/src/economy.cpp
index 862d97089c..089250f0be 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -16,7 +16,6 @@
 #include "industry.h"
 #include "town.h"
 #include "network/network.h"
-#include "sound.h"
 #include "engine.h"
 #include "network/network_data.h"
 #include "variables.h"
@@ -40,6 +39,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 /**
  * Multiply two integer values and shift the results to right.
diff --git a/src/engine.h b/src/engine.h
index 8fece3082e..65dd82ca25 100644
--- a/src/engine.h
+++ b/src/engine.h
@@ -12,7 +12,7 @@
 #include "command_type.h"
 #include "gfx_type.h"
 #include "date_type.h"
-#include "sound.h"
+#include "sound_type.h"
 
 enum RailVehicleTypes {
 	RAILVEH_SINGLEHEAD,  ///< indicates a "standalone" locomotive
diff --git a/src/genworld_gui.cpp b/src/genworld_gui.cpp
index f4a76e4271..bc2d7350bb 100644
--- a/src/genworld_gui.cpp
+++ b/src/genworld_gui.cpp
@@ -13,7 +13,6 @@
 #include "gfxinit.h"
 #include "player.h"
 #include "command_func.h"
-#include "sound.h"
 #include "variables.h"
 #include "string.h"
 #include "settings.h"
@@ -25,6 +24,7 @@
 #include "strings_func.h"
 #include "window_func.h"
 #include "date_func.h"
+#include "sound_func.h"
 #include "fios.h"
 
 /**
diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp
index d38beb3fd0..66c183e236 100644
--- a/src/industry_cmd.cpp
+++ b/src/industry_cmd.cpp
@@ -17,7 +17,6 @@
 #include "town.h"
 #include "news.h"
 #include "saveload.h"
-#include "sound.h"
 #include "variables.h"
 #include "table/industry_land.h"
 #include "table/build_industry.h"
@@ -40,6 +39,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 void ShowIndustryViewWindow(int industry);
 void BuildOilRig(TileIndex tile);
diff --git a/src/main_gui.cpp b/src/main_gui.cpp
index 4e7b141910..f5fb8bf354 100644
--- a/src/main_gui.cpp
+++ b/src/main_gui.cpp
@@ -20,7 +20,6 @@
 #include "news.h"
 #include "town.h"
 #include "console.h"
-#include "sound.h"
 #include "network/network.h"
 #include "signs.h"
 #include "waypoint.h"
@@ -41,6 +40,7 @@
 #include "date_func.h"
 #include "functions.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 #include "fios.h"
 
 #include "network/network_data.h"
diff --git a/src/misc_gui.cpp b/src/misc_gui.cpp
index 679cefe429..f05d89692d 100644
--- a/src/misc_gui.cpp
+++ b/src/misc_gui.cpp
@@ -23,7 +23,6 @@
 #include "command_func.h"
 #include "player.h"
 #include "town.h"
-#include "sound.h"
 #include "network/network.h"
 #include "string.h"
 #include "variables.h"
@@ -40,6 +39,7 @@
 #include "functions.h"
 #include "window_func.h"
 #include "date_func.h"
+#include "sound_func.h"
 
 /* Variables to display file lists */
 FiosItem *_fios_list;
diff --git a/src/music/extmidi.cpp b/src/music/extmidi.cpp
index fdc9923f00..821c0132ed 100644
--- a/src/music/extmidi.cpp
+++ b/src/music/extmidi.cpp
@@ -3,7 +3,7 @@
 #ifndef __MORPHOS__
 #include "../stdafx.h"
 #include "../openttd.h"
-#include "../sound.h"
+#include "../sound_func.h"
 #include "../string.h"
 #include "../variables.h"
 #include "../debug.h"
diff --git a/src/music_gui.cpp b/src/music_gui.cpp
index be9f43a3db..ba7ef6d2b2 100644
--- a/src/music_gui.cpp
+++ b/src/music_gui.cpp
@@ -7,13 +7,13 @@
 #include "table/strings.h"
 #include "table/sprites.h"
 #include "fileio.h"
-#include "sound.h"
 #include "variables.h"
 #include "music.h"
 #include "music/music_driver.hpp"
 #include "window_gui.h"
 #include "strings_func.h"
 #include "window_func.h"
+#include "sound_func.h"
 
 static byte _music_wnd_cursong;
 static bool _song_is_active;
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 67bad76c5d..c70845f4eb 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -25,7 +25,6 @@
 #include "fontcache.h"
 #include "currency.h"
 #include "landscape.h"
-#include "sound.h"
 #include "newgrf_config.h"
 #include "newgrf_house.h"
 #include "newgrf_sound.h"
@@ -46,6 +45,7 @@
 #include "gfx_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 /* TTDPatch extended GRF format codec
  * (c) Petr Baudis 2004 (GPL'd)
diff --git a/src/newgrf_house.cpp b/src/newgrf_house.cpp
index 1f9a194918..917e851780 100644
--- a/src/newgrf_house.cpp
+++ b/src/newgrf_house.cpp
@@ -10,7 +10,6 @@
 #include "landscape.h"
 #include "town.h"
 #include "town_map.h"
-#include "sound.h"
 #include "sprite.h"
 #include "table/strings.h"
 #include "table/sprites.h"
diff --git a/src/newgrf_sound.cpp b/src/newgrf_sound.cpp
index 5161ea1ea6..80b4d60606 100644
--- a/src/newgrf_sound.cpp
+++ b/src/newgrf_sound.cpp
@@ -5,12 +5,12 @@
 #include "stdafx.h"
 #include "openttd.h"
 #include "oldpool.h"
-#include "sound.h"
 #include "engine.h"
 #include "newgrf_callbacks.h"
 #include "newgrf_engine.h"
 #include "newgrf_sound.h"
 #include "vehicle_base.h"
+#include "sound_func.h"
 
 static uint _sound_count = 0;
 STATIC_OLD_POOL(SoundInternal, FileEntry, 3, 1000, NULL, NULL)
diff --git a/src/newgrf_sound.h b/src/newgrf_sound.h
index 1b368a5107..1965e3aae3 100644
--- a/src/newgrf_sound.h
+++ b/src/newgrf_sound.h
@@ -5,6 +5,8 @@
 #ifndef NEWGRF_SOUND_H
 #define NEWGRF_SOUND_H
 
+#include "sound_type.h"
+
 enum VehicleSoundEvent {
 	VSE_START        = 1,
 	VSE_TUNNEL       = 2,
diff --git a/src/news_gui.cpp b/src/news_gui.cpp
index 08f6b00616..dd8fb28e48 100644
--- a/src/news_gui.cpp
+++ b/src/news_gui.cpp
@@ -9,7 +9,6 @@
 #include "window_gui.h"
 #include "viewport.h"
 #include "news.h"
-#include "sound.h"
 #include "variables.h"
 #include "string.h"
 #include "transparency.h"
@@ -17,6 +16,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_base.h"
+#include "sound_func.h"
 
 /** @file news_gui.cpp
  *
diff --git a/src/openttd.cpp b/src/openttd.cpp
index 8ae851f532..b2c42ccf21 100644
--- a/src/openttd.cpp
+++ b/src/openttd.cpp
@@ -30,7 +30,6 @@
 #include "industry.h"
 #include "news.h"
 #include "engine.h"
-#include "sound.h"
 #include "fileio.h"
 #include "fios.h"
 #include "airport.h"
@@ -63,6 +62,7 @@
 #include "zoom_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 #include "bridge_map.h"
 #include "clear_map.h"
diff --git a/src/players.cpp b/src/players.cpp
index 430a7811eb..5fd0c2276d 100644
--- a/src/players.cpp
+++ b/src/players.cpp
@@ -14,7 +14,6 @@
 #include "news.h"
 #include "saveload.h"
 #include "command_func.h"
-#include "sound.h"
 #include "network/network.h"
 #include "variables.h"
 #include "engine.h"
@@ -29,6 +28,7 @@
 #include "functions.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 /**
  * Sets the local player and updates the patch settings that are set on a
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 78227bb38f..e733a61eb4 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -21,7 +21,6 @@
 #include "pathfind.h"
 #include "engine.h"
 #include "town.h"
-#include "sound.h"
 #include "station.h"
 #include "sprite.h"
 #include "depot.h"
@@ -41,6 +40,7 @@
 #include "tunnelbridge_map.h"
 #include "window_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 
 const byte _track_sloped_sprites[14] = {
diff --git a/src/rail_gui.cpp b/src/rail_gui.cpp
index 49909d7629..659fd070e3 100644
--- a/src/rail_gui.cpp
+++ b/src/rail_gui.cpp
@@ -12,7 +12,6 @@
 #include "window_gui.h"
 #include "station_gui.h"
 #include "viewport.h"
-#include "sound.h"
 #include "command_func.h"
 #include "station.h"
 #include "waypoint.h"
@@ -25,6 +24,7 @@
 #include "functions.h"
 #include "window_func.h"
 #include "date_func.h"
+#include "sound_func.h"
 
 #include "bridge_map.h"
 #include "rail_map.h"
diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp
index b5bccca951..90afac8dec 100644
--- a/src/road_cmd.cpp
+++ b/src/road_cmd.cpp
@@ -20,7 +20,6 @@
 #include "command_func.h"
 #include "player.h"
 #include "town.h"
-#include "sound.h"
 #include "yapf/yapf.h"
 #include "depot.h"
 #include "newgrf.h"
@@ -34,6 +33,7 @@
 #include "strings_func.h"
 #include "vehicle_func.h"
 #include "vehicle_base.h"
+#include "sound_func.h"
 
 
 #define M(x) (1 << (x))
diff --git a/src/road_gui.cpp b/src/road_gui.cpp
index 9722ede360..4430095114 100644
--- a/src/road_gui.cpp
+++ b/src/road_gui.cpp
@@ -10,17 +10,16 @@
 #include "window_gui.h"
 #include "station_gui.h"
 #include "viewport.h"
-#include "sound.h"
 #include "command_func.h"
 #include "variables.h"
 #include "road_cmd.h"
 #include "road_map.h"
 #include "station_map.h"
-//needed for catchments
 #include "station.h"
 #include "functions.h"
 #include "window_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 
 static void ShowRVStationPicker(RoadStop::Type rs);
diff --git a/src/roadveh_cmd.cpp b/src/roadveh_cmd.cpp
index 83e6f7c429..96b9e6b95a 100644
--- a/src/roadveh_cmd.cpp
+++ b/src/roadveh_cmd.cpp
@@ -19,7 +19,6 @@
 #include "pathfind.h"
 #include "npf.h"
 #include "player.h"
-#include "sound.h"
 #include "depot.h"
 #include "bridge.h"
 #include "tunnel_map.h"
@@ -38,6 +37,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 
 static const uint16 _roadveh_images[63] = {
diff --git a/src/settings.cpp b/src/settings.cpp
index 992df46952..5fc0b22219 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -23,7 +23,6 @@
 #include "openttd.h"
 #include "currency.h"
 #include "screenshot.h"
-#include "sound.h"
 #include "string.h"
 #include "variables.h"
 #include "network/network.h"
@@ -42,6 +41,7 @@
 #include "window_func.h"
 #include "strings_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 #ifdef WITH_FREETYPE
 #include "fontcache.h"
 #endif
diff --git a/src/ship_cmd.cpp b/src/ship_cmd.cpp
index b126db9bb7..4ab205d40f 100644
--- a/src/ship_cmd.cpp
+++ b/src/ship_cmd.cpp
@@ -16,7 +16,6 @@
 #include "news.h"
 #include "engine.h"
 #include "player.h"
-#include "sound.h"
 #include "npf.h"
 #include "depot.h"
 #include "vehicle_gui.h"
@@ -34,6 +33,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 static const uint16 _ship_sprites[] = {0x0E5D, 0x0E55, 0x0E65, 0x0E6D};
 
diff --git a/src/smallmap_gui.cpp b/src/smallmap_gui.cpp
index a799952f38..8d1273bb50 100644
--- a/src/smallmap_gui.cpp
+++ b/src/smallmap_gui.cpp
@@ -19,7 +19,6 @@
 #include "viewport.h"
 #include "player.h"
 #include "town.h"
-#include "sound.h"
 #include "variables.h"
 #include "blitter/factory.hpp"
 #include "tunnelbridge_map.h"
@@ -27,6 +26,7 @@
 #include "zoom_func.h"
 #include "core/endian_func.hpp"
 #include "vehicle_base.h"
+#include "sound_func.h"
 
 
 static const Widget _smallmap_widgets[] = {
diff --git a/src/sound.cpp b/src/sound.cpp
index 1a231b0f55..c2047c05ea 100644
--- a/src/sound.cpp
+++ b/src/sound.cpp
@@ -6,7 +6,7 @@
 #include "openttd.h"
 #include "landscape.h"
 #include "mixer.h"
-#include "sound.h"
+#include "sound_func.h"
 #include "viewport.h"
 #include "fileio.h"
 #include "newgrf_sound.h"
@@ -18,6 +18,7 @@
 
 static uint _file_count;
 static FileEntry *_files;
+MusicFileSettings msf;
 
 // Number of levels of panning per side
 #define PANNING_LEVELS 16
diff --git a/src/sound_func.h b/src/sound_func.h
new file mode 100644
index 0000000000..d60822ca5a
--- /dev/null
+++ b/src/sound_func.h
@@ -0,0 +1,22 @@
+/* $Id$ */
+
+/** @file sound_func.h Functions related to sound. */
+
+#ifndef SOUND_FUNC_H
+#define SOUND_FUNC_H
+
+#include "sound_type.h"
+#include "vehicle_type.h"
+#include "tile_type.h"
+
+extern MusicFileSettings msf;
+
+bool SoundInitialize(const char *filename);
+uint GetNumOriginalSounds();
+
+void SndPlayTileFx(SoundFx sound, TileIndex tile);
+void SndPlayVehicleFx(SoundFx sound, const Vehicle *v);
+void SndPlayFx(SoundFx sound);
+void SndCopyToPool();
+
+#endif /* SOUND_FUNC_H */
diff --git a/src/sound.h b/src/sound_type.h
similarity index 86%
rename from src/sound.h
rename to src/sound_type.h
index 0912430d6e..319a8a06f9 100644
--- a/src/sound.h
+++ b/src/sound_type.h
@@ -1,13 +1,11 @@
 /* $Id$ */
 
-/** @file sound.h */
+/** @file sound_type.h Types related to sounds. */
 
-#ifndef SOUND_H
-#define SOUND_H
+#ifndef SOUND_TYPE_H
+#define SOUND_TYPE_H
 
 #include "core/enum_type.hpp"
-#include "vehicle_type.h"
-#include "tile_type.h"
 
 struct MusicFileSettings {
 	byte playlist;
@@ -20,8 +18,6 @@ struct MusicFileSettings {
 	char extmidi[80];
 };
 
-VARDEF MusicFileSettings msf;
-
 struct FileEntry {
 	uint8 file_slot;
 	uint32 file_offset;
@@ -33,9 +29,6 @@ struct FileEntry {
 	uint8 priority;
 };
 
-bool SoundInitialize(const char *filename);
-uint GetNumOriginalSounds();
-
 enum SoundFx {
 	SND_BEGIN = 0,
 	SND_02_SPLAT = 0,                          //  0 == 0x00 !
@@ -118,9 +111,4 @@ enum SoundFx {
 template <> struct EnumPropsT<SoundFx> : MakeEnumPropsT<SoundFx, byte, SND_BEGIN, SND_END, SND_END> {};
 typedef TinyEnumT<SoundFx> SoundFxByte;
 
-void SndPlayTileFx(SoundFx sound, TileIndex tile);
-void SndPlayVehicleFx(SoundFx sound, const Vehicle *v);
-void SndPlayFx(SoundFx sound);
-void SndCopyToPool();
-
-#endif /* SOUND_H */
+#endif /* SOUND_TYPE_H */
diff --git a/src/table/engines.h b/src/table/engines.h
index 9ce78c497e..6797de73ba 100644
--- a/src/table/engines.h
+++ b/src/table/engines.h
@@ -7,8 +7,6 @@
  *  This file contains all the data for vehicles
  */
 
-#include "../sound.h"
-
 /** Writes the properties of a train or road vehicle into the EngineInfo struct.
  * @see EngineInfo
  * @param a Introduction date
diff --git a/src/terraform_gui.cpp b/src/terraform_gui.cpp
index bcd6197b71..cf22fd5e99 100644
--- a/src/terraform_gui.cpp
+++ b/src/terraform_gui.cpp
@@ -12,11 +12,11 @@
 #include "gui.h"
 #include "window_gui.h"
 #include "viewport.h"
-#include "sound.h"
 #include "command_func.h"
 #include "signs.h"
 #include "variables.h"
 #include "functions.h"
+#include "sound_func.h"
 
 void CcTerraform(bool success, TileIndex tile, uint32 p1, uint32 p2)
 {
diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index a1b0b8cb0e..c347200f27 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -22,7 +22,6 @@
 #include "news.h"
 #include "engine.h"
 #include "player.h"
-#include "sound.h"
 #include "depot.h"
 #include "waypoint.h"
 #include "vehicle_gui.h"
@@ -43,6 +42,7 @@
 #include "window_func.h"
 #include "date_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 
 static bool TrainCheckIfLineEnds(Vehicle *v);
diff --git a/src/transparency_gui.cpp b/src/transparency_gui.cpp
index 2ecad02f92..fe232e3ff0 100644
--- a/src/transparency_gui.cpp
+++ b/src/transparency_gui.cpp
@@ -7,9 +7,9 @@
 #include "gui.h"
 #include "window_gui.h"
 #include "viewport.h"
-#include "sound.h"
 #include "variables.h"
 #include "transparency.h"
+#include "sound_func.h"
 
 TransparencyOptionBits _transparency_opt;
 
diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
index b8fedf23b2..5d00f96fce 100644
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -16,12 +16,12 @@
 #include "command_func.h"
 #include "economy_func.h"
 #include "town.h"
-#include "sound.h"
 #include "variables.h"
 #include "genworld.h"
 #include "transparency.h"
 #include "functions.h"
 #include "player.h"
+#include "sound_func.h"
 
 /**
  * List of tree placer algorithm.
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index 7407111f96..d1512baef7 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -20,7 +20,6 @@
 #include "command_func.h"
 #include "player.h"
 #include "town.h"
-#include "sound.h"
 #include "variables.h"
 #include "bridge.h"
 #include "train.h"
@@ -35,6 +34,7 @@
 #include "date_func.h"
 #include "functions.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 
 const Bridge orig_bridge[] = {
diff --git a/src/vehicle.cpp b/src/vehicle.cpp
index d001b396b8..81b384011d 100644
--- a/src/vehicle.cpp
+++ b/src/vehicle.cpp
@@ -19,7 +19,6 @@
 #include "saveload.h"
 #include "player.h"
 #include "engine.h"
-#include "sound.h"
 #include "debug.h"
 #include "vehicle_gui.h"
 #include "depot.h"
@@ -43,6 +42,7 @@
 #include "date_func.h"
 #include "window_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 #define INVALID_COORD (0x7fffffff)
 #define GEN_HASH(x, y) ((GB((y), 6, 6) << 6) + GB((x), 7, 6))
diff --git a/src/water_cmd.cpp b/src/water_cmd.cpp
index 10527e4a2f..78aa37cc48 100644
--- a/src/water_cmd.cpp
+++ b/src/water_cmd.cpp
@@ -16,7 +16,6 @@
 #include "command_func.h"
 #include "town.h"
 #include "news.h"
-#include "sound.h"
 #include "depot.h"
 #include "vehicle_gui.h"
 #include "train.h"
@@ -32,6 +31,7 @@
 #include "functions.h"
 #include "window_func.h"
 #include "vehicle_func.h"
+#include "sound_func.h"
 
 /** Array for the shore sprites */
 static const SpriteID _water_shore_sprites[] = {