diff --git a/builder/dockerfile.alpine.barebones.apk.test b/builder/dockerfile.alpine.barebones.apk.test
index 061a54f..7d73eaa 100644
--- a/builder/dockerfile.alpine.barebones.apk.test
+++ b/builder/dockerfile.alpine.barebones.apk.test
@@ -1,7 +1,7 @@
 ARG BASE_IMAGE
 FROM $BASE_IMAGE
 
-RUN apk add bash
+RUN apk add bash ffmpeg-dev
 
 ENV STARTUPDIR=/dockerstartup