diff --git a/tools/zanitizer_config.pm.sample b/tools/zanitizer_config.pm.sample
index 4f9dbc6c8b..8f3fca471e 100644
--- a/tools/zanitizer_config.pm.sample
+++ b/tools/zanitizer_config.pm.sample
@@ -8,7 +8,7 @@ sub scrub_text {
     s/hunter2/xxxxxxx/g;
 }
 
-sub keep_file {
+sub scrub_filename {
     if (m%^secret-directory/% || m%settings\.ini$%) {
         undef $_;
     } else {