diff --git a/backend/Dockerfile b/backend/Dockerfile
index 41a992fd..06bc6b52 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,21 +1,27 @@
-# Quarkus Images
-# https://github.com/quarkusio/quarkus-images
+### Builder
+FROM ghcr.io/graalvm/native-image:ol8-java17-22 AS build
 
-# "Provides the native-image executable. Used by the Maven and Gradle plugin from Quarkus to build linux64 executables"
-FROM quay.io/quarkus/ubi-quarkus-graalvmce-builder-image:jdk-21 AS build
+# Copy
+WORKDIR /app
+COPY pom.xml mvnw ./
+COPY src ./src
+COPY .mvn/ ./.mvn
 
-# Image defaults to /project; copy controlled by .dockerignore
-COPY --chown=quarkus:quarkus . ./
+# Build
 RUN ./mvnw package -Pnative -DskipTests
 
-# "A base image to run Quarkus native application using UBI Micro"
-FROM quay.io/quarkus/quarkus-micro-image:2.0
+### Deployer
+FROM gcr.io/distroless/java-base:nonroot AS deploy
+ARG PORT=8080
+
+# Copy
+WORKDIR /app
+COPY --from=build /app/target/results ./results
 
 # Port and health check
-EXPOSE 8080
-HEALTHCHECK --interval=300s --timeout=3s CMD curl -f http://localhost:8080
+USER 1001
+EXPOSE ${PORT}
+HEALTHCHECK CMD curl -f http://localhost:${PORT}/actuator/health | grep '"status":"UP"'
 
 # Startup
-COPY --chown=1001:root --from=build /project/target/results /app
-USER 1001
-CMD ["/app", "-Dquarkus.http.host=0.0.0.0"]
+ENTRYPOINT ["/app/results"]
diff --git a/backend/pom.xml b/backend/pom.xml
index cb32f108..17e7455d 100644
--- a/backend/pom.xml
+++ b/backend/pom.xml
@@ -23,8 +23,8 @@
   </licenses>
 
   <properties>
-    <java.version>21</java.version>
-    <jdk.version>21</jdk.version>
+    <java.version>17</java.version>
+    <jdk.version>17</jdk.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <skip.integration.tests>true</skip.integration.tests>
diff --git a/backend/src/main/resources/application.properties b/backend/src/main/resources/application.properties
index e106571a..12a2b9b0 100644
--- a/backend/src/main/resources/application.properties
+++ b/backend/src/main/resources/application.properties
@@ -11,7 +11,7 @@ management.endpoint.health.show-details = always
 springdoc.enable-native-support = true
 
 # https://github.com/quarkusio/quarkus/wiki/Migration-Guide-3.2
-quarkus.native.additional-build-args=-march=x86-64-v2
+quarkus.native.additional-build-args=-march=native
 
 # Database, and JPA
 spring.datasource.driver-class-name = org.postgresql.Driver