# MutantHub mutant #912: Constant replacement mutation at descriptor.cpp:2574
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:2574-2574
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -2574,1 +2574,1 @@
-            internal_keys.emplace_back(internal_keys.at(0)->Clone());
+            internal_keys.emplace_back(internal_keys.at(0 - 1)->Clone());