diff --git a/package.json b/package.json
index b962aef5..54cca1c9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@idapgroup/react-image-annotate",
-  "version": "2.0.16",
+  "version": "2.1.0",
   "type": "module",
   "main": "dist/react-image-annotate.js",
   "types": "dist/lib.d.ts",
diff --git a/src/Annotator/reducers/general-reducer.ts b/src/Annotator/reducers/general-reducer.ts
index 4a619112..256e98e6 100644
--- a/src/Annotator/reducers/general-reducer.ts
+++ b/src/Annotator/reducers/general-reducer.ts
@@ -130,7 +130,6 @@ export default <T extends ImmutableObject<MainLayoutState>>(
       ) as ImmutableObject<MainLayoutState>
     ).setIn(["selectedImageFrameTime"], frameTime);
   };
-
   switch (action.type) {
     case "@@INIT": {
       return state;
@@ -272,7 +271,6 @@ export default <T extends ImmutableObject<MainLayoutState>>(
     }
     case "MOUSE_MOVE": {
       const { x, y } = action;
-
       if (!state.mode) return state;
       if (!activeImage) return state;
       switch (state.mode.mode) {
@@ -381,7 +379,6 @@ export default <T extends ImmutableObject<MainLayoutState>>(
           const regionIndex = getRegionIndex(regionId);
           if (regionIndex === null || !activeImage.regions) return state;
           const box = activeImage.regions[regionIndex];
-
           return Immutable(state).setIn(
             [...pathToActiveImage, "regions", regionIndex.toString()],
             {
@@ -822,7 +819,7 @@ export default <T extends ImmutableObject<MainLayoutState>>(
               mode: null,
             } as T;
           }
-          break;
+          return { ...state, mode: null };
         }
         case "MOVE_REGION":
         case "RESIZE_KEYPOINTS":
@@ -880,7 +877,6 @@ export default <T extends ImmutableObject<MainLayoutState>>(
         default:
           return state;
       }
-      break;
     }
     case "OPEN_REGION_EDITOR": {
       const regionIndex = getRegionIndex(action.region);
diff --git a/src/Annotator/reducers/history-handler.ts b/src/Annotator/reducers/history-handler.ts
index 5798090d..363d73b2 100644
--- a/src/Annotator/reducers/history-handler.ts
+++ b/src/Annotator/reducers/history-handler.ts
@@ -47,15 +47,13 @@ export default (
         prevState !== nextState &&
         Object.keys(typesToSaveWithHistory).includes(action.type)
       ) {
-        const historyItem = [
-          {
-            time: moment().toDate(),
-            state: (
-              Immutable(prevState) as ImmutableObject<MainLayoutState>
-            ).without("history"),
-            name: typesToSaveWithHistory[action.type] || action.type,
-          },
-        ];
+        const historyItem = {
+          time: moment().toDate(),
+          state: (
+            Immutable(prevState) as ImmutableObject<MainLayoutState>
+          ).without("history"),
+          name: typesToSaveWithHistory[action.type] || action.type,
+        };
         const prevItems = nextState.history || [];
         const newValue = [historyItem, ...prevItems].slice(0, 9);
         const immutableNextState = Immutable(
diff --git a/src/workspace/SidebarBox/index.tsx b/src/workspace/SidebarBox/index.tsx
index d123c375..80bce013 100644
--- a/src/workspace/SidebarBox/index.tsx
+++ b/src/workspace/SidebarBox/index.tsx
@@ -35,7 +35,7 @@ const HeaderDiv = styled("div")(() => ({
   },
 }));
 const ContentDiv = styled("div")(() => ({
-  maxHeight: 300,
+  maxHeight: 200,
   overflowY: "auto",
   "&.noScroll": {
     overflowY: "visible",