diff --git a/debian b/debian
index 777a20c3383ec121d9a03a2108b7e93d0e99b49d..c5a852ab17938468993dc3266c63c3e8a45dd47a 100644
--- a/debian
+++ b/debian
@@ -12,4 +12,5 @@ RUN apt-get update \
     python3-coverage \
     python3-gi-cairo \
     python3-mutagen \
+&&  apt-get upgrade --yes \
 &&  rm -rf /var/cache/apt/* /var/lib/apt/lists/*