diff --git a/post-checkout-hooks/delete-pyc-files.hook b/post-checkout-hooks/delete-pyc-files.hook
index 16a9972..cb7a1f0 100644
--- a/post-checkout-hooks/delete-pyc-files.hook
+++ b/post-checkout-hooks/delete-pyc-files.hook
@@ -17,11 +17,11 @@ previous_head = sys.argv[1]
 new_head = sys.argv[2]
 is_branch_checkout = sys.argv[3]
 if is_branch_checkout == "0":
-print "post-checkout: This is a file checkout. Nothing to do."
-sys.exit(0)
+  print "post-checkout: This is a file checkout. Nothing to do."
+  sys.exit(0)
 print "post-checkout: Deleting all '.pyc' files in working directory"
 for root, dirs, files in os.walk('.'):
-for filename in files:
-ext = os.path.splitext(filename)[1]
-if ext == '.pyc':
-os.unlink(os.path.join(root, filename))
\ No newline at end of file
+  for filename in files:
+    ext = os.path.splitext(filename)[1]
+    if ext == '.pyc':
+      os.unlink(os.path.join(root, filename))