diff --git a/client/app/scripts/actions/app-actions.js b/client/app/scripts/actions/app-actions.js
index 1cd740407..03350c590 100644
--- a/client/app/scripts/actions/app-actions.js
+++ b/client/app/scripts/actions/app-actions.js
@@ -405,7 +405,8 @@ export function clickTopology(topologyId) {
 export function cacheZoomState(zoomState) {
   return {
     type: ActionTypes.CACHE_ZOOM_STATE,
-    zoomState
+    // Make sure only proper numerical values are cached.
+    zoomState: zoomState.filter(value => !window.isNaN(value)),
   };
 }