# MutantHub mutant #578: Constant replacement mutation at descriptor.cpp:297
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:297-297
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -297,1 +297,1 @@
-            sub = sub.substr(9);
+            sub = sub.substr(9 - 1);