diff --git a/akka/Dockerfile b/akka/Dockerfile
index e852854e..41596bbd 100644
--- a/akka/Dockerfile
+++ b/akka/Dockerfile
@@ -1,7 +1,5 @@
-FROM eclipse-temurin:25-jdk-jammy
+FROM maven:3.9.15-eclipse-temurin-25
 WORKDIR /app
-RUN apt-get update && apt-get install -y maven && \
-    rm -rf /var/lib/apt/lists/*
 COPY pom.xml .
 RUN --mount=type=cache,target=/root/.m2/repository \
     mvn -B -q -DskipTests dependency:go-offline
diff --git a/akka/pom.xml b/akka/pom.xml
index 4e9427ec..209aa1cd 100644
--- a/akka/pom.xml
+++ b/akka/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>io.akka</groupId>
     <artifactId>akka-javasdk-parent</artifactId>
-    <version>3.5.4</version>
+    <version>3.5.18</version>
     <relativePath/>
   </parent>