diff --git a/eo/app/gpsymreg/node.h b/eo/app/gpsymreg/node.h
index a3d8335b..df10bd18 100644
--- a/eo/app/gpsymreg/node.h
+++ b/eo/app/gpsymreg/node.h
@@ -166,7 +166,7 @@ class Node
 		}
 		
 		template<class Children>
-		void Node::operator()(string& result, Children args) const
+		void operator()(string& result, Children args) const
 		{
 			
 			string subtree0;