diff --git a/.woodpecker/docker-armv7.yaml b/.woodpecker/docker-armv7.yaml
index 19f3049b3..c921a56f9 100644
--- a/.woodpecker/docker-armv7.yaml
+++ b/.woodpecker/docker-armv7.yaml
@@ -13,6 +13,7 @@ when:
 
 # Target the CAX21 arm64 host with native arm32 userspace support, not generic arm64 runners.
 labels:
+  platform: linux/arm
   armv7: native
 
 variables: