diff --git a/src/sdl/Srb2SDL-vc10.vcxproj b/src/sdl/Srb2SDL-vc10.vcxproj
index 3e4a9ebb1..00ed0db39 100644
--- a/src/sdl/Srb2SDL-vc10.vcxproj
+++ b/src/sdl/Srb2SDL-vc10.vcxproj
@@ -297,7 +297,7 @@
     </ClCompile>
     <ClCompile Include="..\i_tcp.c" />
     <ClCompile Include="..\lua_baselib.c" />
-	<ClCompile Include="..\lua_blockmaplib.c" />
+    <ClCompile Include="..\lua_blockmaplib.c" />
     <ClCompile Include="..\lua_consolelib.c" />
     <ClCompile Include="..\lua_hooklib.c" />
     <ClCompile Include="..\lua_hudlib.c" />
diff --git a/src/win32/Srb2win-vc10.vcxproj b/src/win32/Srb2win-vc10.vcxproj
index 5bfa29b8c..ed6b46b8f 100644
--- a/src/win32/Srb2win-vc10.vcxproj
+++ b/src/win32/Srb2win-vc10.vcxproj
@@ -132,7 +132,7 @@
     </ClCompile>
     <ClCompile Include="..\i_tcp.c" />
     <ClCompile Include="..\lua_baselib.c" />
-	<ClCompile Include="..\lua_blockmaplib.c" />
+    <ClCompile Include="..\lua_blockmaplib.c" />
     <ClCompile Include="..\lua_consolelib.c" />
     <ClCompile Include="..\lua_hooklib.c" />
     <ClCompile Include="..\lua_hudlib.c" />