diff --git a/config.pbtxt b/config.pbtxt
index ee71d7b..8d9ee9b 100644
--- a/config.pbtxt
+++ b/config.pbtxt
@@ -125,7 +125,7 @@ parameters: [
 
 instance_group [
   {
-    kind: KIND_CPU
+    kind: KIND_GPU
     count: 4
   }
 ]