diff --git a/hosts/koi/containers/sharkey/Dockerfile b/hosts/koi/containers/sharkey/Dockerfile
index 56682ed..33716bb 100644
--- a/hosts/koi/containers/sharkey/Dockerfile
+++ b/hosts/koi/containers/sharkey/Dockerfile
@@ -1,4 +1,4 @@
-FROM git.joinsharkey.org/sharkey/sharkey:latest
+FROM git.joinsharkey.org/sharkey/sharkey:develop@sha256:f1af3284adfaca63326394b0a3a585d9c74b43fc6f684236fd8ff83b06f27e57
 
 COPY patches /patches