diff --git a/build/ci/.drone.yml b/build/ci/.drone.yml
index caca4c2..1eb773d 100644
--- a/build/ci/.drone.yml
+++ b/build/ci/.drone.yml
@@ -40,6 +40,7 @@ steps:
   - name: test with example content
     image: alpine
     commands:
+      - apk add --no-cache libc6-compat
       - dist/mark2web-`cat build/VERSION`-linux-amd64 -version
       - dist/mark2web-`cat build/VERSION`-linux-amd64 -in example -out example_out -create -logLevel debug
     when: