diff --git a/.woodpecker.yml b/.woodpecker.yml
index 71a0bea..68e72df 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -12,7 +12,7 @@ pipeline:
   gpu:
     image: oguzpastirmaci/gpu-burn:latest
     environment:
-      NVIDIA_VISIBLE_DEVICES: all
+      - NVIDIA_VISIBLE_DEVICES: all
     commands:
       - 120
 #  cpu