diff --git a/app/assets/stylesheets/desktop/topic-timeline.scss b/app/assets/stylesheets/desktop/topic-timeline.scss
index 32e8ac955d7..f5f44b9c2c8 100644
--- a/app/assets/stylesheets/desktop/topic-timeline.scss
+++ b/app/assets/stylesheets/desktop/topic-timeline.scss
@@ -4,7 +4,7 @@
 
 .timeline-container {
   box-sizing: border-box;
-  z-index: 1;
+  z-index: 999;
   margin-left: 757px;
   position: fixed;
   -webkit-transform: translate3d(0,0,0);
@@ -23,6 +23,13 @@
       button {
         margin-right: 0.5em;
       }
+
+      ul.dropdown-menu {
+        right: 0.5em;
+        top: 23px;
+        bottom: auto;
+        left: auto;
+      }
     }
 
     .start-date {