diff --git a/src/components/views/rooms/RoomList.js b/src/components/views/rooms/RoomList.js
index dbfe95dadf..636000c175 100644
--- a/src/components/views/rooms/RoomList.js
+++ b/src/components/views/rooms/RoomList.js
@@ -152,7 +152,11 @@ module.exports = React.createClass({
         if (typeof newSize === "string") {
             newSize = Number.MAX_SAFE_INTEGER;
         }
-        this.subListSizes[id] = newSize;
+        if (newSize === null) {
+            delete this.subListSizes[id];
+        } else {
+            this.subListSizes[id] = newSize;
+        }
         window.localStorage.setItem("mx_roomlist_sizes", JSON.stringify(this.subListSizes));
         // update overflow indicators
         this._checkSubListsOverflow();
@@ -716,4 +720,4 @@ module.exports = React.createClass({
             </div>
         );
     },
-});
\ No newline at end of file
+});
diff --git a/src/resizer/item.js b/src/resizer/item.js
index 8b5b7ead44..13932f9170 100644
--- a/src/resizer/item.js
+++ b/src/resizer/item.js
@@ -77,5 +77,9 @@ export default class ResizeItem {
 
     clearSize() {
         this.sizer.clearItemSize(this.domNode);
+        const callback = this.resizer.distributorCtor.onResized;
+        if (callback) {
+            callback(null, this.id, this.domNode);
+        }
     }
 }
diff --git a/src/resizer/room.js b/src/resizer/room.js
index d56816e711..59f47f31fc 100644
--- a/src/resizer/room.js
+++ b/src/resizer/room.js
@@ -98,7 +98,7 @@ class RoomDistributor {
         //     while (nextItem)
         // }
 
-        if (false && interactive) {
+        if (interactive) {
             const nextItem = this.item.next();
             if (nextItem) {
                 // let item = nextItem;
@@ -124,6 +124,7 @@ class RoomDistributor {
                 item = item.previous();
             }
             else if (size <= MIN_SIZE) {
+                // console.log("  - resizing", item.id, "to min size", MIN_SIZE);
                 item.setSize(MIN_SIZE);
                 const remainder = MIN_SIZE - size;
                 item = item.previous();
@@ -134,6 +135,7 @@ class RoomDistributor {
             else {
                 const contentSize = this._contentSize(item);
                 if (size > contentSize) {
+                    // console.log("  - resizing", item.id, "to contentSize", contentSize);
                     item.setSize(contentSize);
                     const remainder = size - contentSize;
                     item = item.previous();
@@ -142,12 +144,14 @@ class RoomDistributor {
                     }
                 }
                 else {
+                    // console.log("  - resizing", item.id, "to size", size);
                     item.setSize(size);
                     item = null;
                     size = 0;
                 }
             }
         }
+        // console.log("*** ending resize session");
     }
 
     resizeFromContainerOffset(containerOffset) {