diff --git a/afj/Dockerfile b/afj/Dockerfile
index 8585bab..72e202d 100644
--- a/afj/Dockerfile
+++ b/afj/Dockerfile
@@ -1,5 +1,5 @@
 # arm + amd compatible Dockerfile
-FROM ghcr.io/findy-network/findy-base:indy-1.16.ubuntu-18.04 AS indy-base
+FROM ghcr.io/findy-network/findy-base:indy-1.16.ubuntu-22.04 AS indy-base
 
 FROM ubuntu:18.04