diff --git a/build.py b/build.py
index 7811d43..596725c 100644
--- a/build.py
+++ b/build.py
@@ -13,7 +13,7 @@
     path.unlink(missing_ok=True)
     file = path.open("xb")
     mode = path.stat().st_mode
-    new_mode = mode | 0o100
+    new_mode = mode | 0o100  # Executable
     path.chmod(new_mode)
     return file