diff --git a/Dockerfile b/Dockerfile
index c402bb3b..1ec4672e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM eclipse-temurin:17
+FROM eclipse-temurin:17@sha256:ef2bbdb2dd728ddd7fac6cb1af281ecbb9a94583057a2f5f941d05ddbfc03662
 
 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++