diff --git a/docs/README_docker_hub_buanet.md b/docs/README_docker_hub_buanet.md
index c0c16ff..2673041 100644
--- a/docs/README_docker_hub_buanet.md
+++ b/docs/README_docker_hub_buanet.md
@@ -97,7 +97,7 @@ To keep your ioBroker configuration and data, always mount a volume or path to `
   -v iobrokerdata:/opt/iobroker
   ```
 - **Docker Compose:**  
-  ```
+  ```yaml
   volumes:
     - iobrokerdata:/opt/iobroker
   ```
diff --git a/docs/README_docker_hub_iobroker.md b/docs/README_docker_hub_iobroker.md
index 1b3a837..8e036d5 100644
--- a/docs/README_docker_hub_iobroker.md
+++ b/docs/README_docker_hub_iobroker.md
@@ -99,7 +99,7 @@ To keep your ioBroker configuration and data, always mount a volume or path to `
   -v iobrokerdata:/opt/iobroker
   ```
 - **Docker Compose:**  
-  ```
+  ```yaml
   volumes:
     - iobrokerdata:/opt/iobroker
   ```