diff --git a/Dockerfile b/Dockerfile
index d033d90..746bb03 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,9 @@
-FROM eclipse-temurin:25.0.1_8-jdk-ubi10-minimal AS builder
+FROM eclipse-temurin:25.0.1_8-jdk-ubi10-minimal@sha256:2f088232687048be4cebe42d16d818170772c3bd5d57a22d65ef85cb09c10f72 AS builder
 WORKDIR /dashboard/
 COPY . .
 RUN ./gradlew bootJar
 
-FROM eclipse-temurin:25.0.1_8-jre-ubi10-minimal
+FROM eclipse-temurin:25.0.1_8-jre-ubi10-minimal@sha256:861de197973049618f02bb190eafa78b9359b568f0570c0de6837211146e63f9
 WORKDIR /opt/app/
 
 ENV TZ=Europe/Berlin