diff --git a/VisualC/SDL/SDL_VS2008.vcproj b/VisualC/SDL/SDL_VS2008.vcproj
index a5ea1d0c5..e4ecdc0c1 100644
--- a/VisualC/SDL/SDL_VS2008.vcproj
+++ b/VisualC/SDL/SDL_VS2008.vcproj
@@ -52,7 +52,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories=""$(SolutionDir)/../include";"$(VULKAN_SDK)/include""
+				AdditionalIncludeDirectories=""$(SolutionDir)/../include""
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="_DEBUG;_WINDOWS"
 				RuntimeLibrary="2"
@@ -135,7 +135,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories=""$(SolutionDir)/../include";"$(VULKAN_SDK)/include""
+				AdditionalIncludeDirectories=""$(SolutionDir)/../include""
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="_DEBUG;_WINDOWS"
 				RuntimeLibrary="2"
@@ -216,7 +216,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;;&quot;$(VULKAN_SDK)/include&quot;"
+				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;"
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="NDEBUG;_WINDOWS"
 				RuntimeLibrary="2"
@@ -299,7 +299,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;;&quot;$(VULKAN_SDK)/include&quot;"
+				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;"
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="NDEBUG;_WINDOWS"
 				RuntimeLibrary="2"
diff --git a/VisualC/tests/testvulkan/testvulkan_VS2008.vcproj b/VisualC/tests/testvulkan/testvulkan_VS2008.vcproj
index f8da23fa3..e413b52e9 100644
--- a/VisualC/tests/testvulkan/testvulkan_VS2008.vcproj
+++ b/VisualC/tests/testvulkan/testvulkan_VS2008.vcproj
@@ -50,7 +50,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;;&quot;$(VULKAN_SDK)/include&quot;"
+				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;"
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="_DEBUG,WIN32,_WINDOWS,HAVE_OPENGL"
 				RuntimeLibrary="2"
@@ -127,7 +127,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;;&quot;$(VULKAN_SDK)/include&quot;"
+				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;"
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="_DEBUG,WIN32,_WINDOWS,HAVE_OPENGL"
 				RuntimeLibrary="3"
@@ -203,7 +203,7 @@
 			/>
 			<Tool
 				Name="VCCLCompilerTool"
-				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;;&quot;$(VULKAN_SDK)/include&quot;"
+				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;"
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="NDEBUG,WIN32,_WINDOWS,HAVE_OPENGL"
 				RuntimeLibrary="2"
@@ -277,7 +277,7 @@
 			/>
 			<Tool
 				Name="VCCLCompilerTool"
-				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;;&quot;$(VULKAN_SDK)/include&quot;"
+				AdditionalIncludeDirectories="&quot;$(SolutionDir)/../include&quot;"
 				AdditionalUsingDirectories=""
 				PreprocessorDefinitions="NDEBUG,WIN32,_WINDOWS,HAVE_OPENGL"
 				RuntimeLibrary="2"