diff --git a/Dockerfile-repochecker b/Dockerfile-repochecker
index 1cb14f26..0e5464df 100644
--- a/Dockerfile-repochecker
+++ b/Dockerfile-repochecker
@@ -27,7 +27,7 @@ ADD https://grammalecte.net/zip/Grammalecte-fr-v$GRAMMALECTE_VERSION.zip /srv/gr
 
 RUN mkdir /srv/grammalecte && cd /srv/grammalecte && unzip /srv/grammalecte.zip && sed -i 's/if sys.version_info.major < (3, 7):/if False:/' /srv/grammalecte/grammalecte-server.py
 
-FROM alpine:3.19
+FROM alpine:3.20
 
 ENTRYPOINT ["/usr/bin/repochecker", "--rules-plugins=/usr/lib/epita-rules.so", "--rules-plugins=/usr/lib/file-inspector.so", "--rules-plugins=/usr/lib/grammalecte-rules.so", "--rules-plugins=/usr/lib/pcap-inspector.so", "--rules-plugins=/usr/lib/videos-rules.so"]