diff --git a/apps/provisioning_api/lib/Controller/UsersController.php b/apps/provisioning_api/lib/Controller/UsersController.php
index c7625a26f5973ead458bb2de529a86852a581f06..b993188c97e1ae5d0a237338b6fd173baf09d8da 100644
--- a/apps/provisioning_api/lib/Controller/UsersController.php
+++ b/apps/provisioning_api/lib/Controller/UsersController.php
@@ -773,7 +773,7 @@ class UsersController extends AUserData {
 
 			if (count($userSubAdminGroups) <= 1) {
 				// Subadmin must not be able to remove a user from all their subadmin groups.
-				throw new OCSException('Cannot remove user from this group as this is the only remaining group you are a SubAdmin of', 105);
+				throw new OCSException('Not viable to remove user from the last group you are SubAdmin of', 105);
 			}
 		}
 
diff --git a/apps/provisioning_api/tests/Controller/UsersControllerTest.php b/apps/provisioning_api/tests/Controller/UsersControllerTest.php
index c6e0082c4b004408ffaba692ed6013e41f9d495a..7a7f01445244a052b889c99b86d7e0e49eeed4f4 100644
--- a/apps/provisioning_api/tests/Controller/UsersControllerTest.php
+++ b/apps/provisioning_api/tests/Controller/UsersControllerTest.php
@@ -2516,7 +2516,7 @@ class UsersControllerTest extends TestCase {
 	/**
 	 * @expectedException \OCP\AppFramework\OCS\OCSException
 	 * @expectedExceptionCode 105
-	 * @expectedExceptionMessage Cannot remove user from this group as this is the only remaining group you are a SubAdmin of
+	 * @expectedExceptionMessage Not viable to remove user from the last group you are SubAdmin of
 	 */
 	public function testRemoveFromGroupAsSubAdminFromLastSubAdminGroup() {
 		$loggedInUser = $this->getMockBuilder(IUser::class)->disableOriginalConstructor()->getMock();