diff --git a/src/include/cdb/cdbvars.h b/src/include/cdb/cdbvars.h
index abbddb3cd8b..b06f3480938 100644
--- a/src/include/cdb/cdbvars.h
+++ b/src/include/cdb/cdbvars.h
@@ -678,7 +678,7 @@ extern bool     gp_eager_two_phase_agg;
 
 extern bool     gp_eager_distinct_dedup;
 
-/* Force redistribution of insert into randomly-distributed table */
+/* Force redistribution of insert into randomly-distributed table. */
 extern bool     gp_force_random_redistribution;
 
 /* Analyze tools */