diff --git a/src/video/cocoa/cocoa_ogl.mm b/src/video/cocoa/cocoa_ogl.mm
index 96c3ea1bfe..81222d2abf 100644
--- a/src/video/cocoa/cocoa_ogl.mm
+++ b/src/video/cocoa/cocoa_ogl.mm
@@ -12,6 +12,8 @@
 #include "../../stdafx.h"
 #include "../../os/macosx/macos.h"
 
+#define GL_SILENCE_DEPRECATION
+
 #define Rect  OTTDRect
 #define Point OTTDPoint
 #import <Cocoa/Cocoa.h>
diff --git a/src/video/opengl.cpp b/src/video/opengl.cpp
index 6e37db03ba..8ac12b959a 100644
--- a/src/video/opengl.cpp
+++ b/src/video/opengl.cpp
@@ -22,6 +22,7 @@
 
 #define GL_GLEXT_PROTOTYPES
 #if defined(__APPLE__)
+#	define GL_SILENCE_DEPRECATION
 #	include <OpenGL/gl3.h>
 #else
 #	include <GL/gl.h>