diff --git a/src/libsmpputil/smpp_smsc.c b/src/libsmpputil/smpp_smsc.c
index d54b3c1..314dc60 100644
--- a/src/libsmpputil/smpp_smsc.c
+++ b/src/libsmpputil/smpp_smsc.c
@@ -467,7 +467,7 @@
 {
 	struct bind_transmitter_t bind;
 	struct bind_transmitter_resp_t bind_r;
-	struct tlv_t tlv;
+	struct tlv_t tlv = {};
 	int rc;
 
 	SMPP34_UNPACK(rc, BIND_TRANSMITTER, &bind, msgb_data(msg),