diff --git a/src/backend/executor/execProcnode.c b/src/backend/executor/execProcnode.c
index 4c1189e094..76dd62f711 100644
--- a/src/backend/executor/execProcnode.c
+++ b/src/backend/executor/execProcnode.c
@@ -32,6 +32,7 @@
  *		the number of employees in that department.  So we have the query:
  *
  *				select DEPT.no_emps, EMP.age
+ *				from DEPT, EMP
  *				where EMP.name = DEPT.mgr and
  *					  DEPT.name = "shoe"
  *