add OER codec for string types
diff --git a/skeletons/ISO646String.c b/skeletons/ISO646String.c
index 87313ba..55447f9 100644
--- a/skeletons/ISO646String.c
+++ b/skeletons/ISO646String.c
@@ -31,8 +31,8 @@
 	0,
 	0,
 #else
-	0,
-	0,
+	OCTET_STRING_decode_oer,
+	OCTET_STRING_encode_oer,
 #endif  /* ASN_DISABLE_OER_SUPPORT */
 #ifdef	ASN_DISABLE_PER_SUPPORT
 	0,