diff --git a/visualc/VS2010/strerror.vcxproj b/visualc/VS2010/strerror.vcxproj
index f641f7a..58feabc 100644
--- a/visualc/VS2010/strerror.vcxproj
+++ b/visualc/VS2010/strerror.vcxproj
@@ -27,7 +27,7 @@
     </ProjectReference>
   </ItemGroup>
   <PropertyGroup Label="Globals">
-    <ProjectGuid>{23EF735C-CC4C-3EC4-A75E-903DB340F04A}</ProjectGuid>
+    <ProjectGuid>{23EF735C-CC4C-3EC4-A75E-903DB340F04A}</ProjectGuid>
     <Keyword>Win32Proj</Keyword>
     <RootNamespace>strerror</RootNamespace>
   </PropertyGroup>