diff --git a/Source/cmCableClassSet.cxx b/Source/cmCableClassSet.cxx
index c2555edad..d46ee811e 100644
--- a/Source/cmCableClassSet.cxx
+++ b/Source/cmCableClassSet.cxx
@@ -153,7 +153,7 @@ public:
   
   void Generate();
   
-private:  
+public:  
   /**
    * Represent a substitution.
    */