diff --git a/libraries/libldap/controls.c b/libraries/libldap/controls.c
index cc07664c90..cab753e881 100644
--- a/libraries/libldap/controls.c
+++ b/libraries/libldap/controls.c
@@ -151,7 +151,7 @@ int ldap_int_get_controls(
 		return LDAP_NO_MEMORY;
 	}
 
-	ctrls[nctrls] = NULL;
+	*ctrls[nctrls] = NULL;
 
 	for( tag = ber_first_element( ber, &len, &opaque );
 		tag != LBER_ERROR;
diff --git a/servers/slapd/controls.c b/servers/slapd/controls.c
index d5c4775a73..f906b4068d 100644
--- a/servers/slapd/controls.c
+++ b/servers/slapd/controls.c
@@ -75,7 +75,7 @@ int get_ctrls(
 	}
 #endif
 
-	ctrls[nctrls] = NULL;
+	*ctrls[nctrls] = NULL;
 
 	for( tag = ber_first_element( ber, &len, &opaque );
 		tag != LBER_ERROR;