diff --git a/Dockerfile b/Dockerfile
index 909d989..b53a634 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ ARG WAIT_FOR_VERSION
 ARG CONTAINER_LIBRARY
 
 # renovate: datasource=github-releases depName=caddyserver/caddy
-ENV CADDY_VERSION="${CADDY_VERSION:-v2.6.3}"
+ENV CADDY_VERSION="${CADDY_VERSION:-v2.6.4}"
 # renovate: datasource=github-releases depName=thegeeklab/wait-for
 ENV WAIT_FOR_VERSION="${WAIT_FOR_VERSION:-v0.3.0}"
 # renovate: datasource=github-releases depName=thegeeklab/retry