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-rw-r--r--epan/dissectors/packet-esis.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/epan/dissectors/packet-esis.c b/epan/dissectors/packet-esis.c
index 5dd67c4a67..44e5cda45d 100644
--- a/epan/dissectors/packet-esis.c
+++ b/epan/dissectors/packet-esis.c
@@ -273,7 +273,7 @@ esis_dissect_redirect_pdu( guint8 len, tvbuff_t *tvb, proto_tree *tree) {
*/
static void
dissect_esis(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
- char *pdu_type_string = NULL;
+ const char *pdu_type_string = NULL;
char *pdu_type_format_string = "PDU Type : %s (R:%s%s%s)";
esis_hdr_t ehdr;
proto_item *ti;