diff --git a/Dockerfile b/Dockerfile
index 7904a0c..2895df2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ RUN apt-get update && apt-get install -qqy --no-install-recommends libmagic1 &&
 
 # temp (needs warc2zim release on zimit release)
 RUN pip3 install --no-cache-dir 'requests>=2.24.0' 'inotify==0.2.10' 'tld>=0.12,<0.13' && \
-    pip3 install 'git+https://github.com/openzim/warc2zim@master#egg_name=warc2zim'
+    pip3 install 'git+https://github.com/openzim/warc2zim@main#egg_name=warc2zim'
 
 RUN mkdir -p /output