diff --git a/docs/Containerfile b/docs/Containerfile
index 32b26c2..9b1ff44 100644
--- a/docs/Containerfile
+++ b/docs/Containerfile
@@ -25,7 +25,7 @@ ENV DUMB_INIT_VERSION="1.2.5-r3"
 ENV ZLIB_DEV_VERSION="1.3.1-r1"
 
 # renovate: datasource=rubygems depName=bundler
-ENV BUNDLER_VERSION="2.6.1"
+ENV BUNDLER_VERSION="2.6.2"
 
 LABEL org.opencontainers.image.authors="Steffen Scheib <steffen@scheib.me>"
 LABEL org.opencontainers.image.base.name="docker.io/ruby"