diff --git a/packages/redux-devtools-inspector-monitor-test-tab/demo/src/reducers.ts b/packages/redux-devtools-inspector-monitor-test-tab/demo/src/reducers.ts
index 884cef2b..dbe75e6a 100644
--- a/packages/redux-devtools-inspector-monitor-test-tab/demo/src/reducers.ts
+++ b/packages/redux-devtools-inspector-monitor-test-tab/demo/src/reducers.ts
@@ -1,4 +1,11 @@
-import * as Immutable from 'immutable';
+import {
+  fromJS,
+  Map as ImmutableMap,
+  List,
+  Set as ImmutableSet,
+  Stack,
+  Seq,
+} from 'immutable';
 import shuffle from 'lodash.shuffle';
 import { combineReducers, Reducer } from 'redux';
 
@@ -18,17 +25,14 @@ const NESTED = {
   },
 };
 
-const IMMUTABLE_NESTED = Immutable.fromJS(NESTED) as Immutable.Map<
-  unknown,
-  unknown
->;
+const IMMUTABLE_NESTED = fromJS(NESTED) as ImmutableMap<unknown, unknown>;
 
-const IMMUTABLE_MAP = Immutable.Map({
-  map: Immutable.Map({ a: 1, b: 2, c: 3 }),
-  list: Immutable.List(['a', 'b', 'c']),
-  set: Immutable.Set(['a', 'b', 'c']),
-  stack: Immutable.Stack(['a', 'b', 'c']),
-  seq: Immutable.Seq([1, 2, 3, 4, 5, 6, 7, 8]),
+const IMMUTABLE_MAP = ImmutableMap({
+  map: ImmutableMap({ a: 1, b: 2, c: 3 }),
+  list: List(['a', 'b', 'c']),
+  set: ImmutableSet(['a', 'b', 'c']),
+  stack: Stack(['a', 'b', 'c']),
+  seq: Seq([1, 2, 3, 4, 5, 6, 7, 8]),
 });
 
 const HUGE_ARRAY = Array.from({ length: 5000 }).map((_, key) => ({
diff --git a/packages/redux-devtools-inspector-monitor/demo/src/reducers.ts b/packages/redux-devtools-inspector-monitor/demo/src/reducers.ts
index 159042c9..d7f4af13 100644
--- a/packages/redux-devtools-inspector-monitor/demo/src/reducers.ts
+++ b/packages/redux-devtools-inspector-monitor/demo/src/reducers.ts
@@ -1,4 +1,11 @@
-import * as Immutable from 'immutable';
+import {
+  fromJS,
+  Map as ImmutableMap,
+  List,
+  Set as ImmutableSet,
+  Stack,
+  Seq,
+} from 'immutable';
 import shuffle from 'lodash.shuffle';
 import { combineReducers, Reducer } from 'redux';
 
@@ -18,17 +25,14 @@ const NESTED = {
   },
 };
 
-const IMMUTABLE_NESTED = Immutable.fromJS(NESTED) as Immutable.Map<
-  unknown,
-  unknown
->;
+const IMMUTABLE_NESTED = fromJS(NESTED) as ImmutableMap<unknown, unknown>;
 
-const IMMUTABLE_MAP = Immutable.Map({
-  map: Immutable.Map({ a: 1, b: 2, c: 3 }),
-  list: Immutable.List(['a', 'b', 'c']),
-  set: Immutable.Set(['a', 'b', 'c']),
-  stack: Immutable.Stack(['a', 'b', 'c']),
-  seq: Immutable.Seq([1, 2, 3, 4, 5, 6, 7, 8]),
+const IMMUTABLE_MAP = ImmutableMap({
+  map: ImmutableMap({ a: 1, b: 2, c: 3 }),
+  list: List(['a', 'b', 'c']),
+  set: ImmutableSet(['a', 'b', 'c']),
+  stack: Stack(['a', 'b', 'c']),
+  seq: Seq([1, 2, 3, 4, 5, 6, 7, 8]),
 });
 
 type MapValue =
diff --git a/packages/redux-devtools-serialize/src/immutable/index.ts b/packages/redux-devtools-serialize/src/immutable/index.ts
index 320023af..570994a5 100644
--- a/packages/redux-devtools-serialize/src/immutable/index.ts
+++ b/packages/redux-devtools-serialize/src/immutable/index.ts
@@ -1,5 +1,5 @@
 import jsan from 'jsan';
-import * as Immutable from 'immutable';
+import type Immutable from 'immutable';
 import serialize from './serialize';
 import options from '../constants/options';
 
diff --git a/packages/redux-devtools-serialize/src/immutable/serialize.ts b/packages/redux-devtools-serialize/src/immutable/serialize.ts
index 19c52122..314261af 100644
--- a/packages/redux-devtools-serialize/src/immutable/serialize.ts
+++ b/packages/redux-devtools-serialize/src/immutable/serialize.ts
@@ -1,4 +1,4 @@
-import * as Immutable from 'immutable';
+import type Immutable from 'immutable';
 import { Record } from 'immutable';
 import { mark, extract, refer } from '../helpers';
 import options from '../constants/options';
diff --git a/packages/redux-devtools-serialize/test/immutable.spec.ts b/packages/redux-devtools-serialize/test/immutable.spec.ts
index 63ec51b4..fcde9f8c 100644
--- a/packages/redux-devtools-serialize/test/immutable.spec.ts
+++ b/packages/redux-devtools-serialize/test/immutable.spec.ts
@@ -2,6 +2,7 @@ import * as Immutable from 'immutable';
 import { Map, OrderedMap } from 'immutable';
 import Serialize from '../src/immutable';
 import { SerializedData } from '../src/helpers';
+
 const serialize = Serialize(Immutable);
 const stringify = serialize.stringify;
 const parse = serialize.parse;
diff --git a/packages/redux-devtools-utils/src/importState.ts b/packages/redux-devtools-utils/src/importState.ts
index 961ffaea..83f5ecbd 100644
--- a/packages/redux-devtools-utils/src/importState.ts
+++ b/packages/redux-devtools-utils/src/importState.ts
@@ -1,7 +1,7 @@
 import jsan from 'jsan';
 import { immutableSerialize } from '@redux-devtools/serialize';
 import { Action } from 'redux';
-import * as Immutable from 'immutable';
+import type Immutable from 'immutable';
 import { PerformAction } from '@redux-devtools/core';
 
 interface State {
diff --git a/packages/redux-devtools-utils/src/index.ts b/packages/redux-devtools-utils/src/index.ts
index a1745210..75120714 100644
--- a/packages/redux-devtools-utils/src/index.ts
+++ b/packages/redux-devtools-utils/src/index.ts
@@ -2,7 +2,7 @@ import getParams from 'get-params';
 import jsan from 'jsan';
 import { nanoid } from 'nanoid/non-secure';
 import { immutableSerialize } from '@redux-devtools/serialize';
-import * as Immutable from 'immutable';
+import type Immutable from 'immutable';
 import { Action, ActionCreator } from 'redux';
 
 export function generateId(id: string | undefined) {