diff --git a/src/db/db/dbEdgeProcessor.h b/src/db/db/dbEdgeProcessor.h
index a3593499a..2ba2521b8 100644
--- a/src/db/db/dbEdgeProcessor.h
+++ b/src/db/db/dbEdgeProcessor.h
@@ -319,7 +319,7 @@ private:
  *  based on a generic operator.
  */
 template <class F>
-class DB_PUBLIC GenericMerge
+class DB_PUBLIC_TEMPLATE GenericMerge
   : public EdgeEvaluatorBase
 {
 public: