diff --git a/PropertySheets/Release.props b/PropertySheets/Release.props
index 4f4a1d266..3872a41ff 100644
--- a/PropertySheets/Release.props
+++ b/PropertySheets/Release.props
@@ -5,7 +5,7 @@
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <Optimization>MinSpace</Optimization>
       <InlineFunctionExpansion>Default</InlineFunctionExpansion>
-      <IntrinsicFunctions>false</IntrinsicFunctions>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
       <FavorSizeOrSpeed>Size</FavorSizeOrSpeed>
       <OmitFramePointers>false</OmitFramePointers>
       <EnableFiberSafeOptimizations>false</EnableFiberSafeOptimizations>
diff --git a/PropertySheets/Release.vsprops b/PropertySheets/Release.vsprops
index 3cd19af07..bf238fd47 100644
--- a/PropertySheets/Release.vsprops
+++ b/PropertySheets/Release.vsprops
@@ -9,7 +9,7 @@
 		Name="VCCLCompilerTool"
 		Optimization="1"
 		InlineFunctionExpansion="0"
-		EnableIntrinsicFunctions="false"
+		EnableIntrinsicFunctions="true"
 		FavorSizeOrSpeed="2"
 		OmitFramePointers="false"
 		EnableFiberSafeOptimizations="false"