diff --git a/Dockerfile b/Dockerfile
index eff3763..f8be4a4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,7 +29,7 @@ RUN apk add --no-cache \
       py3-click \
       py3-packaging \
       py3-markdown \
-      && pip3 install -r requirements.txt feedparser dateparser langdetect
+      && pip3 install -r requirements.txt feedparser dateparser langdetect python-gitlab
 # TODO remove pillow, magic and feedparser when maubot supports installing dependencies
 
 VOLUME /data