diff --git a/DDrawCompat/CompatGdi.cpp b/DDrawCompat/CompatGdi.cpp
index 423e262..96d0fd4 100644
--- a/DDrawCompat/CompatGdi.cpp
+++ b/DDrawCompat/CompatGdi.cpp
@@ -3,7 +3,7 @@
 #include "CompatGdi.h"
 #include "CompatGdiCaret.h"
 #include "CompatGdiDcCache.h"
-#include "CompatGdiFunctions.h"
+#include "CompatGdiDcFunctions.h"
 #include "CompatGdiWinProc.h"
 #include "CompatPrimarySurface.h"
 #include "DDrawProcs.h"
diff --git a/DDrawCompat/CompatGdiFunctions.cpp b/DDrawCompat/CompatGdiDcFunctions.cpp
similarity index 99%
rename from DDrawCompat/CompatGdiFunctions.cpp
rename to DDrawCompat/CompatGdiDcFunctions.cpp
index 66fdfe1..dc24bac 100644
--- a/DDrawCompat/CompatGdiFunctions.cpp
+++ b/DDrawCompat/CompatGdiDcFunctions.cpp
@@ -1,6 +1,6 @@
 #include "CompatGdi.h"
 #include "CompatGdiDc.h"
-#include "CompatGdiFunctions.h"
+#include "CompatGdiDcFunctions.h"
 #include "DDrawLog.h"
 #include "RealPrimarySurface.h"
 
diff --git a/DDrawCompat/CompatGdiFunctions.h b/DDrawCompat/CompatGdiDcFunctions.h
similarity index 100%
rename from DDrawCompat/CompatGdiFunctions.h
rename to DDrawCompat/CompatGdiDcFunctions.h
diff --git a/DDrawCompat/DDrawCompat.vcxproj b/DDrawCompat/DDrawCompat.vcxproj
index b49e21c..949d2b6 100644
--- a/DDrawCompat/DDrawCompat.vcxproj
+++ b/DDrawCompat/DDrawCompat.vcxproj
@@ -149,7 +149,7 @@
     <ClInclude Include="CompatGdiCaret.h" />
     <ClInclude Include="CompatGdiDc.h" />
     <ClInclude Include="CompatGdiDcCache.h" />
-    <ClInclude Include="CompatGdiFunctions.h" />
+    <ClInclude Include="CompatGdiDcFunctions.h" />
     <ClInclude Include="CompatGdiScrollBar.h" />
     <ClInclude Include="CompatGdiTitleBar.h" />
     <ClInclude Include="CompatGdiWinProc.h" />
@@ -176,7 +176,7 @@
     <ClCompile Include="CompatGdi.cpp" />
     <ClCompile Include="CompatGdiCaret.cpp" />
     <ClCompile Include="CompatGdiDcCache.cpp" />
-    <ClCompile Include="CompatGdiFunctions.cpp" />
+    <ClCompile Include="CompatGdiDcFunctions.cpp" />
     <ClCompile Include="CompatGdiScrollBar.cpp" />
     <ClCompile Include="CompatGdiTitleBar.cpp" />
     <ClCompile Include="CompatGdiWinProc.cpp" />
diff --git a/DDrawCompat/DDrawCompat.vcxproj.filters b/DDrawCompat/DDrawCompat.vcxproj.filters
index 2d95a5c..682b2ec 100644
--- a/DDrawCompat/DDrawCompat.vcxproj.filters
+++ b/DDrawCompat/DDrawCompat.vcxproj.filters
@@ -66,9 +66,6 @@
     <ClInclude Include="CompatGdiDcCache.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="CompatGdiFunctions.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="CompatGdiDc.h">
       <Filter>Header Files</Filter>
     </ClInclude>
@@ -87,6 +84,9 @@
     <ClInclude Include="CompatGdiScrollBar.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="CompatGdiDcFunctions.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="DllMain.cpp">
@@ -125,9 +125,6 @@
     <ClCompile Include="CompatGdiDcCache.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="CompatGdiFunctions.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
     <ClCompile Include="CompatGdiDc.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
@@ -146,6 +143,9 @@
     <ClCompile Include="CompatGdiScrollBar.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="CompatGdiDcFunctions.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="DDrawCompat.def">