diff --git a/VisualC-GDK/SDL/SDL.vcxproj b/VisualC-GDK/SDL/SDL.vcxproj
index 96885a6e7..5cecec06c 100644
--- a/VisualC-GDK/SDL/SDL.vcxproj
+++ b/VisualC-GDK/SDL/SDL.vcxproj
@@ -377,7 +377,6 @@
     <ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
     <ClInclude Include="..\..\src\audio\SDL_wave.h" />
     <ClInclude Include="..\..\src\audio\wasapi\SDL_wasapi.h" />
-    <ClInclude Include="..\..\src\audio\winmm\SDL_winmm.h" />
     <ClInclude Include="..\..\src\core\gdk\SDL_gdk.h" />
     <ClInclude Include="..\..\src\core\windows\SDL_directx.h" />
     <ClInclude Include="..\..\src\core\windows\SDL_hid.h" />
@@ -533,7 +532,6 @@
     <ClCompile Include="..\..\src\audio\SDL_audiotypecvt.c" />
     <ClCompile Include="..\..\src\audio\SDL_mixer.c" />
     <ClCompile Include="..\..\src\audio\SDL_wave.c" />
-    <ClCompile Include="..\..\src\audio\winmm\SDL_winmm.c" />
     <ClCompile Include="..\..\src\audio\wasapi\SDL_wasapi.c" />
     <ClCompile Include="..\..\src\audio\wasapi\SDL_wasapi_win32.c" />
     <ClCompile Include="..\..\src\core\windows\SDL_hid.c" />
diff --git a/VisualC-GDK/SDL/SDL.vcxproj.filters b/VisualC-GDK/SDL/SDL.vcxproj.filters
index 23b3ec841..a44a128f8 100644
--- a/VisualC-GDK/SDL/SDL.vcxproj.filters
+++ b/VisualC-GDK/SDL/SDL.vcxproj.filters
@@ -76,9 +76,6 @@
     <Filter Include="audio\dummy">
       <UniqueIdentifier>{4c8ad943-c2fb-4014-9ca3-041e0ad08426}</UniqueIdentifier>
     </Filter>
-    <Filter Include="audio\winmm">
-      <UniqueIdentifier>{e90fa293-2828-4927-8113-35bf561024a9}</UniqueIdentifier>
-    </Filter>
     <Filter Include="audio\wasapi">
       <UniqueIdentifier>{3d68ae70-a9ff-46cf-be69-069f0b02aca0}</UniqueIdentifier>
     </Filter>
@@ -531,9 +528,6 @@
     <ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h">
       <Filter>audio\dummy</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\audio\winmm\SDL_winmm.h">
-      <Filter>audio\winmm</Filter>
-    </ClInclude>
     <ClInclude Include="..\..\src\audio\wasapi\SDL_wasapi.h">
       <Filter>audio\wasapi</Filter>
     </ClInclude>
@@ -1024,9 +1018,6 @@
     <ClCompile Include="..\..\src\audio\dummy\SDL_dummyaudio.c">
       <Filter>audio\dummy</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\audio\winmm\SDL_winmm.c">
-      <Filter>audio\winmm</Filter>
-    </ClCompile>
     <ClCompile Include="..\..\src\audio\wasapi\SDL_wasapi_win32.c">
       <Filter>audio\wasapi</Filter>
     </ClCompile>
diff --git a/VisualC/SDL/SDL.vcxproj b/VisualC/SDL/SDL.vcxproj
index d1fcbadec..b6b054e16 100644
--- a/VisualC/SDL/SDL.vcxproj
+++ b/VisualC/SDL/SDL.vcxproj
@@ -301,7 +301,6 @@
     <ClInclude Include="..\..\src\audio\SDL_sysaudio.h" />
     <ClInclude Include="..\..\src\audio\SDL_wave.h" />
     <ClInclude Include="..\..\src\audio\wasapi\SDL_wasapi.h" />
-    <ClInclude Include="..\..\src\audio\winmm\SDL_winmm.h" />
     <ClInclude Include="..\..\src\core\windows\SDL_directx.h" />
     <ClInclude Include="..\..\src\core\windows\SDL_hid.h" />
     <ClInclude Include="..\..\src\core\windows\SDL_immdevice.h" />
@@ -451,7 +450,6 @@
     <ClCompile Include="..\..\src\audio\SDL_audiotypecvt.c" />
     <ClCompile Include="..\..\src\audio\SDL_mixer.c" />
     <ClCompile Include="..\..\src\audio\SDL_wave.c" />
-    <ClCompile Include="..\..\src\audio\winmm\SDL_winmm.c" />
     <ClCompile Include="..\..\src\audio\wasapi\SDL_wasapi.c" />
     <ClCompile Include="..\..\src\audio\wasapi\SDL_wasapi_win32.c" />
     <ClCompile Include="..\..\src\core\windows\SDL_hid.c" />
diff --git a/VisualC/SDL/SDL.vcxproj.filters b/VisualC/SDL/SDL.vcxproj.filters
index d0e771a07..993def3ab 100644
--- a/VisualC/SDL/SDL.vcxproj.filters
+++ b/VisualC/SDL/SDL.vcxproj.filters
@@ -76,9 +76,6 @@
     <Filter Include="audio\dummy">
       <UniqueIdentifier>{4c8ad943-c2fb-4014-9ca3-041e0ad08426}</UniqueIdentifier>
     </Filter>
-    <Filter Include="audio\winmm">
-      <UniqueIdentifier>{e90fa293-2828-4927-8113-35bf561024a9}</UniqueIdentifier>
-    </Filter>
     <Filter Include="audio\wasapi">
       <UniqueIdentifier>{3d68ae70-a9ff-46cf-be69-069f0b02aca0}</UniqueIdentifier>
     </Filter>
@@ -531,9 +528,6 @@
     <ClInclude Include="..\..\src\audio\dummy\SDL_dummyaudio.h">
       <Filter>audio\dummy</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\audio\winmm\SDL_winmm.h">
-      <Filter>audio\winmm</Filter>
-    </ClInclude>
     <ClInclude Include="..\..\src\audio\wasapi\SDL_wasapi.h">
       <Filter>audio\wasapi</Filter>
     </ClInclude>
@@ -1015,9 +1009,6 @@
     <ClCompile Include="..\..\src\audio\dummy\SDL_dummyaudio.c">
       <Filter>audio\dummy</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\src\audio\winmm\SDL_winmm.c">
-      <Filter>audio\winmm</Filter>
-    </ClCompile>
     <ClCompile Include="..\..\src\audio\wasapi\SDL_wasapi_win32.c">
       <Filter>audio\wasapi</Filter>
     </ClCompile>