diff --git a/src/editor/js/components/historynavigator.css b/src/editor/js/components/historynavigator.css
index 4bb7561d9c2a7e20e699fbe0ebea788f3aa75d15..385300b92601b39cc66097358c56ca20efab7730 100644
--- a/src/editor/js/components/historynavigator.css
+++ b/src/editor/js/components/historynavigator.css
@@ -5,6 +5,7 @@ div#ks-editor #history-navigator {
 div#ks-editor #history-navigator > select {
     flex-grow: 1;
     width: auto;
+    max-width: 48%;
 }
 
 div#ks-editor #history-navigator > button {