diff --git a/test/testpaint/intercept_2.cpp b/test/testpaint/intercept_2.cpp
index 44d30e70e2..47db93ee5d 100644
--- a/test/testpaint/intercept_2.cpp
+++ b/test/testpaint/intercept_2.cpp
@@ -470,7 +470,7 @@ namespace Intercept2
         return true;
     }
 
-    static sint16 getTunnelOffset(uint baseHeight, tunnel_entry calls[3])
+    static sint16 getTunnelOffset(uint32 baseHeight, tunnel_entry calls[3])
     {
         for (sint16 offset = -56; offset <= 56; offset += 8) {
             if (calls[0].height != (baseHeight - 8 + offset) / 16) continue;
diff --git a/test/testpaint/testpaint.vcxproj b/test/testpaint/testpaint.vcxproj
index e3350e01d9..94cf7fbaf2 100644
--- a/test/testpaint/testpaint.vcxproj
+++ b/test/testpaint/testpaint.vcxproj
@@ -62,6 +62,7 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>$(OpenRCT2_DEFINES);DEBUG;NO_VEHICLES;OPENGL_NO_LINK;_CRT_SECURE_NO_WARNINGS;_USE_MATH_DEFINES;CURL_STATICLIB;SDL_MAIN_HANDLED;_WINSOCK_DEPRECATED_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
+      <DisableSpecificWarnings>4200</DisableSpecificWarnings>
     </ClCompile>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -73,6 +74,7 @@
       <SDLCheck>true</SDLCheck>
       <PreprocessorDefinitions>$(OpenRCT2_DEFINES);NO_VEHICLES;OPENGL_NO_LINK;_CRT_SECURE_NO_WARNINGS;_USE_MATH_DEFINES;CURL_STATICLIB;SDL_MAIN_HANDLED;_WINSOCK_DEPRECATED_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <TreatWarningAsError>true</TreatWarningAsError>
+      <DisableSpecificWarnings>4200</DisableSpecificWarnings>
     </ClCompile>
     <Link>
       <EnableCOMDATFolding>true</EnableCOMDATFolding>