diff --git a/Dockerfile b/Dockerfile
index c402bb3b..b34f4e2d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM eclipse-temurin:17
+FROM eclipse-temurin:17@sha256:4a96f828a87372063eb90e70334493677f6b4f1fb40ca18c4ecc2b25380fb87f
 
 RUN apt-get update && apt-get install --yes jq wget curl zip unzip git python3 python3-pip autoconf automake libtool build-essential libtool make g++