diff --git a/skeletons/BMPString.c b/skeletons/BMPString.c
index 482b5e1..cca7d72 100644
--- a/skeletons/BMPString.c
+++ b/skeletons/BMPString.c
@@ -37,8 +37,8 @@
 	0,
 	0,
 #else
-	0,
-	0,
+	OCTET_STRING_decode_oer,
+	OCTET_STRING_encode_oer,
 #endif  /* ASN_DISABLE_OER_SUPPORT */
 #ifdef	ASN_DISABLE_PER_SUPPORT
 	0,