diff --git a/run b/run
index 3dfa63f..8078ce9 100755
--- a/run
+++ b/run
@@ -1,7 +1,4 @@
 #!/usr/bin/env sh
-
-BASE_DIR="$(cd $(dirname "$0"); pwd)"
-
-cd "$BASE_DIR"
-
-python -m websockify $@
+set -e
+cd "$(dirname "$0")"
+exec python -m websockify "$@"