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Diffstat (limited to 'epan/dissectors/packet-x25.c')
-rw-r--r--epan/dissectors/packet-x25.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/epan/dissectors/packet-x25.c b/epan/dissectors/packet-x25.c
index a1bbc4dc3d..8b87902765 100644
--- a/epan/dissectors/packet-x25.c
+++ b/epan/dissectors/packet-x25.c
@@ -2368,7 +2368,7 @@ proto_register_x25(void)
expert_register_field_array(expert_x25, ei, array_length(ei));
x25_subdissector_table = register_dissector_table("x.25.spi",
- "X.25 secondary protocol identifier", FT_UINT8, BASE_HEX);
+ "X.25 secondary protocol identifier", FT_UINT8, BASE_HEX, DISSECTOR_TABLE_NOT_ALLOW_DUPLICATE);
x25_heur_subdissector_list = register_heur_dissector_list("x.25");
register_dissector("x.25_dir", dissect_x25_dir, proto_x25);