diff --git a/claudetool/testdata/vet_error_test.txtar b/claudetool/testdata/vet_error_test.txtar
index 0163a81..6f2c7c7 100644
--- a/claudetool/testdata/vet_error_test.txtar
+++ b/claudetool/testdata/vet_error_test.txtar
@@ -23,7 +23,7 @@
 -- .run_test --
 # Errors
 
-Test regressions detected between initial commit (656e4d573cb77a30ebce29ebb974533ece282946) and HEAD:
+Test regressions detected between initial commit (INITIAL_COMMIT_HASH) and HEAD:
 
 1: sketch.dev: Previously had no tests, now has build/vet errors