diff --git a/Dockerfile.tox-test-runner b/Dockerfile.tox-test-runner
index c59c5700e9e6a76d6156193ece0edee8a07b53bd..5e3539754b13f9ead8e7a845227c6cdca6316734 100644
--- a/Dockerfile.tox-test-runner
+++ b/Dockerfile.tox-test-runner
@@ -3,7 +3,7 @@ FROM python:3.11.0-alpine3.17
 
 RUN <<-EOF 
   # Install system dependencies
-  apk add --no-cache bash git curl gcc
+  apk add --no-cache bash git curl gcc musl-dev
 
   # Install Python dependencies
   pip3 install tox