diff --git a/app/soapbox/reducers/index.ts b/app/soapbox/reducers/index.ts
index 88f5467e6..4caaca3ba 100644
--- a/app/soapbox/reducers/index.ts
+++ b/app/soapbox/reducers/index.ts
@@ -1,5 +1,4 @@
 import { Record as ImmutableRecord } from 'immutable';
-import { default as lodashGet } from 'lodash/get';
 import { combineReducers } from 'redux-immutable';
 import { createSelector } from 'reselect';
 
@@ -7,6 +6,7 @@ import { AUTH_LOGGED_OUT } from 'soapbox/actions/auth';
 import * as BuildConfig from 'soapbox/build-config';
 import { Entities } from 'soapbox/entity-store/entities';
 import entities from 'soapbox/entity-store/reducer';
+import { immutableizeStore } from 'soapbox/utils/legacy';
 
 import account_notes from './account-notes';
 import accounts_counters from './accounts-counters';
@@ -75,65 +75,6 @@ import type { AnyAction, Reducer } from 'redux';
 import type { EntityStore } from 'soapbox/entity-store/types';
 import type { Account } from 'soapbox/schemas';
 
-interface LegacyMap {
-  get(key: any): unknown
-  getIn(keyPath: any[]): unknown
-  toJS(): any
-}
-
-interface LegacyStore<T> extends LegacyMap {
-  get(key: any): T & LegacyMap | undefined
-  getIn(keyPath: any[]): unknown
-  find(predicate: (value: T & LegacyMap, key: string) => boolean): T & LegacyMap | undefined
-  filter(predicate: (value: T & LegacyMap, key: string) => boolean): (T & LegacyMap)[]
-}
-
-function immutableizeEntity<T extends Record<any, any>>(entity: T): T & LegacyMap {
-  return {
-    ...entity,
-
-    get(key: any): unknown {
-      return entity[key];
-    },
-
-    getIn(keyPath: any[]): unknown {
-      return lodashGet(entity, keyPath);
-    },
-
-    toJS() {
-      return entity;
-    },
-  };
-}
-
-function immutableizeStore<T, S extends Record<string, T | undefined>>(state: S): S & LegacyStore<T> {
-  return {
-    ...state,
-
-    get(id: any): T & LegacyMap | undefined {
-      const entity = state[id];
-      return entity ? immutableizeEntity(entity) : undefined;
-    },
-
-    getIn(keyPath: any[]): unknown {
-      return lodashGet(state, keyPath);
-    },
-
-    find(predicate: (value: T & LegacyMap, key: string) => boolean): T & LegacyMap | undefined {
-      const result = Object.entries(state).find(([key, value]) => value && predicate(immutableizeEntity(value), key))?.[1];
-      return result ? immutableizeEntity(result) : undefined;
-    },
-
-    filter(predicate: (value: T & LegacyMap, key: string) => boolean): (T & LegacyMap)[] {
-      return Object.entries(state).filter(([key, value]) => value && predicate(immutableizeEntity(value), key)).map(([key, value]) => immutableizeEntity(value!));
-    },
-
-    toJS() {
-      return state;
-    },
-  };
-}
-
 const reducers = {
   account_notes,
   accounts_counters,
diff --git a/app/soapbox/utils/legacy.ts b/app/soapbox/utils/legacy.ts
new file mode 100644
index 000000000..269031aa7
--- /dev/null
+++ b/app/soapbox/utils/legacy.ts
@@ -0,0 +1,68 @@
+import { default as lodashGet } from 'lodash/get';
+
+interface LegacyMap {
+  get(key: any): unknown
+  getIn(keyPath: any[]): unknown
+  toJS(): any
+}
+
+interface LegacyStore<T> extends LegacyMap {
+  get(key: any): T & LegacyMap | undefined
+  getIn(keyPath: any[]): unknown
+  find(predicate: (value: T & LegacyMap, key: string) => boolean): T & LegacyMap | undefined
+  filter(predicate: (value: T & LegacyMap, key: string) => boolean): (T & LegacyMap)[]
+}
+
+function immutableizeEntity<T extends Record<any, any>>(entity: T): T & LegacyMap {
+  return {
+    ...entity,
+
+    get(key: any): unknown {
+      return entity[key];
+    },
+
+    getIn(keyPath: any[]): unknown {
+      return lodashGet(entity, keyPath);
+    },
+
+    toJS() {
+      return entity;
+    },
+  };
+}
+
+function immutableizeStore<T, S extends Record<string, T | undefined>>(state: S): S & LegacyStore<T> {
+  return {
+    ...state,
+
+    get(id: any): T & LegacyMap | undefined {
+      const entity = state[id];
+      return entity ? immutableizeEntity(entity) : undefined;
+    },
+
+    getIn(keyPath: any[]): unknown {
+      return lodashGet(state, keyPath);
+    },
+
+    find(predicate: (value: T & LegacyMap, key: string) => boolean): T & LegacyMap | undefined {
+      const result = Object.entries(state).find(([key, value]) => value && predicate(immutableizeEntity(value), key))?.[1];
+      return result ? immutableizeEntity(result) : undefined;
+    },
+
+    filter(predicate: (value: T & LegacyMap, key: string) => boolean): (T & LegacyMap)[] {
+      return Object.entries(state).filter(([key, value]) => value && predicate(immutableizeEntity(value), key)).map(([key, value]) => immutableizeEntity(value!));
+    },
+
+    toJS() {
+      return state;
+    },
+  };
+}
+
+
+export {
+  immutableizeStore,
+  immutableizeEntity,
+  type LegacyMap,
+  type LegacyStore,
+};
\ No newline at end of file