diff --git a/docker-compose.yml b/docker-compose.yml
index 9846a19..cfc5676 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -32,7 +32,7 @@ services:
     command: hydra serve all --dangerous-force-http
   
   hydra-passwordless:
-    image: bornholm/hydra-passwordless:latest
+    image: bornholm/hydra-passwordless:latest@sha256:e6b335e3677dc937c62978890b42312a7486e4fe10208aa2670b1917489ec492
     ports:
       - 3000:3000
     environment: