# MutantHub mutant #1131: Relational operator mutation at interpreter.cpp:233
# Repository: bitcoin/bitcoin @ 05e49b342faa1412266951429c135e9f5daa30c2
# File: src/script/interpreter.cpp:233-233
# Review: APPROVED; outcome: KILLED
--- a/src/script/interpreter.cpp
+++ b/src/script/interpreter.cpp
@@ -233,1 +233,1 @@
-    if ((flags & SCRIPT_VERIFY_WITNESS_PUBKEYTYPE) != 0 && sigversion == SigVersion::WITNESS_V0 && !IsCompressedPubKey(vchPubKey)) {
+    if ((flags & SCRIPT_VERIFY_WITNESS_PUBKEYTYPE) != 0 && sigversion != SigVersion::WITNESS_V0 && !IsCompressedPubKey(vchPubKey)) {