diff --git a/library/GTP_Templates.ttcn b/library/GTP_Templates.ttcn
index 267e2a7..8ab830e 100644
--- a/library/GTP_Templates.ttcn
+++ b/library/GTP_Templates.ttcn
@@ -1083,7 +1083,7 @@
 	}
 	external function enc_RIM_Routing_Address_GTPC(in RIM_Routing_Address_GTPC ra) return octetstring
 		with { extension "prototype(convert) encode(RAW)" };
-	external function dec_PCUIF_pch_dt(in octetstring stream) return RIM_Routing_Address_GTPC
+	external function dec_RIM_Routing_Address_GTPC(in octetstring stream) return RIM_Routing_Address_GTPC
 		with { extension "prototype(convert) decode(RAW)" };
 
 	/* RAN_Information_Request */