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Diffstat (limited to 'epan/dissectors/packet-ip.c')
-rw-r--r--epan/dissectors/packet-ip.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/epan/dissectors/packet-ip.c b/epan/dissectors/packet-ip.c
index 5702623891..3cbec4fbe6 100644
--- a/epan/dissectors/packet-ip.c
+++ b/epan/dissectors/packet-ip.c
@@ -3129,7 +3129,7 @@ proto_register_ip(void)
/* subdissector code */
ip_dissector_table = register_dissector_table("ip.proto", "IP protocol",
- FT_UINT8, BASE_DEC);
+ FT_UINT8, BASE_DEC, DISSECTOR_TABLE_NOT_ALLOW_DUPLICATE);
heur_subdissector_list = register_heur_dissector_list("ip");
/* Register configuration options */