diff --git a/entrypoint.sh b/entrypoint.sh
index 8f0f93f..e1dc8b8 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -105,7 +105,7 @@ if [ -n "$INPUT_PLATFORMS" ]; then
         DESTINATION="--no-push --tarPath /build/${platformFn}.tar --destination $IMAGE"
         DIGEST="--image-name-tag-with-digest-file=/build/${platformFn}_image-tag-digest"
 
-        runKaniko "${ARGS} $DESTINATION $DIGEST"
+        runKaniko "${ARGS} --custom-platform=${platform} $DESTINATION $DIGEST"
 
         echo "✅ $platform image built: $(head -n 1 "/build/${platformFn}_image-tag-digest")"
     done