diff --git a/servers/slapd/controls.c b/servers/slapd/controls.c
index 0b2ff43964..43c7f59f6a 100644
--- a/servers/slapd/controls.c
+++ b/servers/slapd/controls.c
@@ -226,7 +226,9 @@ controls_destroy( void )
 		if ( sc->sc_extendedops != NULL ) {
 			ldap_charray_free( sc->sc_extendedops );
 		}
+		ch_free( sc );
 	}
+	ldap_charray_free( slap_known_controls );
 }
 
 /*