1 files changed, 1 insertions, 1 deletions
diff --git a/server/sonar-web/src/main/js/apps/users/components/GroupsForm.tsx b/server/sonar-web/src/main/js/apps/users/components/GroupsForm.tsx
index fd6cc251dba..a15eac7f596 100644
--- a/server/sonar-web/src/main/js/apps/users/components/GroupsForm.tsx
+++ b/server/sonar-web/src/main/js/apps/users/components/GroupsForm.tsx
@@ -32,7 +32,7 @@ interface Props {
 }
 
 export default class GroupsForm extends React.PureComponent<Props> {
-  container: HTMLDivElement | null;
+  container?: HTMLDivElement | null;
 
   handleCloseClick = (event: React.SyntheticEvent<HTMLElement>) => {
     event.preventDefault();