diff --git a/docs/release_notes/clearml_server/open_source/ver_0_10.md b/docs/release_notes/clearml_server/open_source/ver_0_10.md
index 414ac03d..d3cbda80 100644
--- a/docs/release_notes/clearml_server/open_source/ver_0_10.md
+++ b/docs/release_notes/clearml_server/open_source/ver_0_10.md
@@ -15,7 +15,7 @@ title: Version 0.10
 
 * Replace the Python web-server with NGINX.
 
-* Improve sub-domain support ([GitHub trains-server Issue 9](https://github.com/clearml/clearml-server/issues/9)).
+* Improve subdomain support ([GitHub trains-server Issue 9](https://github.com/clearml/clearml-server/issues/9)).
 
 * Extend configuration options
     
diff --git a/docs/release_notes/sdk/open_source/ver_0_10.md b/docs/release_notes/sdk/open_source/ver_0_10.md
index 2f6662ce..af644f74 100644
--- a/docs/release_notes/sdk/open_source/ver_0_10.md
+++ b/docs/release_notes/sdk/open_source/ver_0_10.md
@@ -68,7 +68,7 @@ title: Version 0.10
 * Add scikit-learn support (load/store using joblib) ([GitHub Issue #20](https://github.com/clearml/clearml/issues/20)).
 * Add xgboost support ([GitHub Issue #10](https://github.com/clearml/clearml/issues/10)).
 * Add loguru support ([GitHub Issue #29](https://github.com/clearml/clearml/issues/29)).
-* Add sub-domain support [trains.conf](https://github.com/clearml/clearml/blob/master/docs/trains.conf#L3) ([GitHub Issue #27](https://github.com/clearml/clearml/issues/27)).
+* Add subdomain support [trains.conf](https://github.com/clearml/clearml/blob/master/docs/trains.conf#L3) ([GitHub Issue #27](https://github.com/clearml/clearml/issues/27)).
 * Fix sub-process support.
 * Fix multiple TensorBoard writers ([GitHub Issue #26](https://github.com/clearml/clearml/issues/26)).