diff --git a/.woodpecker/test.yaml b/.woodpecker/test.yaml
index 660e508..d3f403e 100644
--- a/.woodpecker/test.yaml
+++ b/.woodpecker/test.yaml
@@ -15,4 +15,5 @@ steps:
   - name: run-tests
     image: debian
     commands:
+      - apt install libcmocka0 -y
       - ./test/test.elf