diff --git a/src/comfy_pack/service.py b/src/comfy_pack/service.py
index 4d49083..9e670a2 100644
--- a/src/comfy_pack/service.py
+++ b/src/comfy_pack/service.py
@@ -40,7 +40,7 @@ def _get_workspace() -> Path:
     from bentoml._internal.configuration.containers import BentoMLContainer
 
     snapshot = BASE_DIR / "snapshot.json"
-    checksum = hashlib.md5(snapshot.read_bytes()).hexdigest()
+    checksum = hashlib.md5(snapshot.read_bytes().strip()).hexdigest()
     wp = (
         Path(BentoMLContainer.bentoml_home.get()) / "run" / "comfy_workspace" / checksum
     )