diff --git a/recipe/config_sr.json b/recipe/config_sr.json
index 7d5a2b4..84c9767 100644
--- a/recipe/config_sr.json
+++ b/recipe/config_sr.json
@@ -24,8 +24,8 @@
   },
   "train": {
     "batchsize": 8,
-    "gpu": -1,
+    "gpu": 0,
     "log_iteration": 250,
     "snapshot_iteration": 5000
   }
-}
\ No newline at end of file
+}