diff --git a/.github/workflows/smoke-test.yml b/.github/workflows/smoke-test.yml
index 287c8ff..8b4d76c 100644
--- a/.github/workflows/smoke-test.yml
+++ b/.github/workflows/smoke-test.yml
@@ -35,7 +35,7 @@ jobs:
           docker compose config --format json | jq -e '
             .services["langfuse-web"].image == "docker.langfuse.com/langfuse/langfuse:4" and
             .services["langfuse-worker"].image == "docker.langfuse.com/langfuse/langfuse-worker:4" and
-            .services.clickhouse.image == "docker.io/clickhouse/clickhouse-server:25.12" and
+            .services.clickhouse.image == "docker.io/clickhouse/clickhouse-server:26.3.62.3" and
             .services["langfuse-web"].environment.LANGFUSE_S3_MEDIA_UPLOAD_INTERNAL_ENDPOINT == "http://minio:9000" and
             .services["langfuse-worker"].environment.LANGFUSE_S3_MEDIA_UPLOAD_ENDPOINT == "http://minio:9000"
           '
diff --git a/langfuse-compose.yml b/langfuse-compose.yml
index e974237..427281e 100644
--- a/langfuse-compose.yml
+++ b/langfuse-compose.yml
@@ -115,7 +115,7 @@ services:
       LANGFUSE_INIT_USER_PASSWORD: ${LANGFUSE_INIT_USER_PASSWORD:-}
 
   clickhouse:
-    image: docker.io/clickhouse/clickhouse-server:25.12
+    image: docker.io/clickhouse/clickhouse-server:26.3.62.3
     restart: always
     user: "101:101"
     environment: