diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index 78012de7b..1920cc047 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -3363,7 +3363,11 @@ int cmMakefile::ConfigureFile(const char* infile, const char* outfile,
   std::string sinfile = infile;
   this->AddCMakeDependFile(sinfile);
   cmSystemTools::ConvertToUnixSlashes(soutfile);
-  this->AddCMakeOutputFile(soutfile);
+  // Re-generate if non-temporary outputs are missing.
+  if(soutfile.find("CMakeTmp") == soutfile.npos)
+    {
+    this->AddCMakeOutputFile(soutfile);
+    }
   mode_t perm = 0;
   cmSystemTools::GetPermissions(sinfile.c_str(), perm);
   std::string::size_type pos = soutfile.rfind('/');