diff --git a/src/backend/utils/fmgr/fmgr.c b/src/backend/utils/fmgr/fmgr.c
index 360cd5555d..4294e10f5d 100644
--- a/src/backend/utils/fmgr/fmgr.c
+++ b/src/backend/utils/fmgr/fmgr.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/utils/fmgr/fmgr.c,v 1.107 2007/07/13 02:25:48 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/utils/fmgr/fmgr.c,v 1.108 2007/07/31 15:49:49 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -859,6 +859,7 @@ fmgr_security_definer(PG_FUNCTION_ARGS)
 
 		fmgr_info_cxt_security(fcinfo->flinfo->fn_oid, &fcache->flinfo,
 							   fcinfo->flinfo->fn_mcxt, true);
+		fcache->flinfo.fn_expr = fcinfo->flinfo->fn_expr;
 
 		tuple = SearchSysCache(PROCOID,
 							   ObjectIdGetDatum(fcinfo->flinfo->fn_oid),