diff --git a/.changeset/perfect-eels-poke.md b/.changeset/perfect-eels-poke.md
new file mode 100644
index 00000000..6f297034
--- /dev/null
+++ b/.changeset/perfect-eels-poke.md
@@ -0,0 +1,5 @@
+---
+"@codedazur/cdk-docker-cluster": minor
+---
+
+Buildtime and runtime environment variables are now supported.
diff --git a/.changeset/rotten-laws-switch.md b/.changeset/rotten-laws-switch.md
new file mode 100644
index 00000000..276d9568
--- /dev/null
+++ b/.changeset/rotten-laws-switch.md
@@ -0,0 +1,5 @@
+---
+"@codedazur/cdk-next-app": patch
+---
+
+The version of the DockerCluster dependency is now explicit.
diff --git a/packages/cdk-docker-cluster/src/constructs/DockerCluster.ts b/packages/cdk-docker-cluster/src/constructs/DockerCluster.ts
index e92b4b80..529421bb 100644
--- a/packages/cdk-docker-cluster/src/constructs/DockerCluster.ts
+++ b/packages/cdk-docker-cluster/src/constructs/DockerCluster.ts
@@ -22,6 +22,10 @@ export interface DockerClusterProps {
       };
   cpu?: ApplicationLoadBalancedFargateServiceProps["cpu"];
   memory?: ApplicationLoadBalancedFargateServiceProps["memoryLimitMiB"];
+  environment?: {
+    buildtime?: Record<string, string>;
+    runtime?: Record<string, string>;
+  };
 }
 
 /**
@@ -38,6 +42,7 @@ export class DockerCluster extends Construct {
       exclude: ["**/cdk.out"],
       buildSecrets: props.secrets,
       platform: Platform.LINUX_AMD64,
+      buildArgs: props.environment?.buildtime,
     });
 
     const desiredTasks =
@@ -52,6 +57,7 @@ export class DockerCluster extends Construct {
         // image: ContainerImage.fromEcrRepository(image.repository, image.imageTag),
         image: ContainerImage.fromDockerImageAsset(image),
         containerPort: props.port,
+        environment: props.environment?.runtime,
       },
       circuitBreaker: {
         enable: true,
diff --git a/packages/cdk-next-app/package.json b/packages/cdk-next-app/package.json
index 81c0228b..45d96340 100644
--- a/packages/cdk-next-app/package.json
+++ b/packages/cdk-next-app/package.json
@@ -23,7 +23,7 @@
     "test": "vitest run --passWithNoTests"
   },
   "dependencies": {
-    "@codedazur/cdk-docker-cluster": "*"
+    "@codedazur/cdk-docker-cluster": "^0.3.0"
   },
   "peerDependencies": {
     "aws-cdk-lib": ">=2",