core/scripts/dev/commit-code-check.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/core/scripts/dev/commit-code-check.sh b/core/scripts/dev/commit-code-check.sh
index edd089bbd5..f3e6d533f2 100755
--- a/core/scripts/dev/commit-code-check.sh
+++ b/core/scripts/dev/commit-code-check.sh
@@ -242,11 +242,15 @@
 if [[ $PHPSTAN_DIST_FILE_CHANGED == "1" ]] || [[ "$DRUPALCI" == "1" ]] || [[ "$IS_DRUPAL_CORE" == "0" ]]; then
   printf "\nRunning PHPStan on *all* files.\n"
   PHPSTAN_CONFIGURATION="$DRUPAL_ROOT/core/phpstan.neon.dist"
+  PHPSTAN_ROOT="$DRUPAL_ROOT/core"
   # Detect the presence of a phpstan.neon.dist in the current project, or fall back to Drupal core's.
   if [[ "$IS_DRUPAL_CORE" == "0" ]] && [[ -f "$TOP_LEVEL/phpstan.neon.dist" ]]; then
     PHPSTAN_CONFIGURATION="$TOP_LEVEL/phpstan.neon.dist"
   fi
-  php -d apc.enabled=0 -d apc.enable_cli=0 $DRUPAL_ROOT/vendor/bin/phpstan analyze --no-progress --configuration="$PHPSTAN_CONFIGURATION" $TOP_LEVEL
+  if [[ "$IS_DRUPAL_CORE" == "0" ]]; then
+    PHPSTAN_ROOT="$TOP_LEVEL"
+  fi
+  php -d apc.enabled=0 -d apc.enable_cli=0 $DRUPAL_ROOT/vendor/bin/phpstan analyze --no-progress --configuration="$PHPSTAN_CONFIGURATION" $PHPSTAN_ROOT
 else
   # Only run PHPStan on changed files locally.
   printf "\nRunning PHPStan on changed files.\n"