diff --git a/Dockerfile b/Dockerfile
index 84a7b49..4ec23a6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM scratch AS base
 WORKDIR /builder
 COPY . .
 
-FROM adelielinux/adelie:1.0-beta6
+FROM adelielinux/adelie:1.0-beta6@sha256:7126a96c19be064a487ba7176baa58200a26ce8fda02b851b4a0bef760b1f469
 LABEL org.opencontainers.image.source="https://git.toast-server.net/toast/Rustbot"
 RUN apk add --no-cache libgcc
 WORKDIR /rustbot