diff --git a/Dockerfile b/Dockerfile
index a64e388..e3bebf5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,6 +16,7 @@ RUN \
   apt-get install -y apt-transport-https && \
   apt-get install -y wget && \
   apt-get install -y curl && \
+  apt-get install -y unzip && \
   rm -rf /var/lib/apt/lists/* && \
   cd /tmp && \
   wget https://gitlab.com/wolutator/gitlabreleaseuploader/uploads/e11f5a3880ffcafca05885e6157be974/gitlabreleaseuploader.py && \