diff --git a/Source/cmAuxSourceDirectoryCommand.cxx b/Source/cmAuxSourceDirectoryCommand.cxx
index 1fc3467fd..900445920 100644
--- a/Source/cmAuxSourceDirectoryCommand.cxx
+++ b/Source/cmAuxSourceDirectoryCommand.cxx
@@ -33,7 +33,7 @@ bool cmAuxSourceDirectoryCommand::InitialPass
   std::string templateDirectory = args[0];
   this->Makefile->AddExtraDirectory(templateDirectory.c_str());
   std::string tdir;
-  if(!cmSystemTools::FileExists(templateDirectory.c_str()))
+  if(!cmSystemTools::FileIsFullPath(templateDirectory.c_str()))
     {
     tdir = this->Makefile->GetCurrentDirectory();
     tdir += "/";