diff --git a/go.mod b/go.mod
index c7bf696..6263077 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/oe7drt/oe7drt-website
 
-go 1.19
+go 1.18
 
-require github.com/jpanther/congo/v2 v2.5.2 // indirect
+require github.com/jpanther/congo/v2 v2.5.3 // indirect
diff --git a/go.sum b/go.sum
index e806df5..cd85550 100644
--- a/go.sum
+++ b/go.sum
@@ -1,4 +1,2 @@
-github.com/jpanther/congo/v2 v2.5.1 h1:HjpZZAL9lXpY+u8M0y4ZkeUL9Fu255pI4CmWXRn4yWc=
-github.com/jpanther/congo/v2 v2.5.1/go.mod h1:1S7DRoO1ZYS4YUdFd1LjTkdyjQwsjFWd8TqSfz3Jd+M=
-github.com/jpanther/congo/v2 v2.5.2 h1:cSM6cnBfbsSN9uYIKXjnyudZDWK+OWWVPVlFmkQQSGE=
-github.com/jpanther/congo/v2 v2.5.2/go.mod h1:1S7DRoO1ZYS4YUdFd1LjTkdyjQwsjFWd8TqSfz3Jd+M=
+github.com/jpanther/congo/v2 v2.5.3 h1:E2VEXI/stDiAJFI3XLOmw7ehKk5P8SGyZXw7QkUTY+U=
+github.com/jpanther/congo/v2 v2.5.3/go.mod h1:1S7DRoO1ZYS4YUdFd1LjTkdyjQwsjFWd8TqSfz3Jd+M=