diff --git a/devextreme b/devextreme
index 379832b2..0667736b 160000
--- a/devextreme
+++ b/devextreme
@@ -1 +1 @@
-Subproject commit 379832b2c12d0ae973957ed756f39a6ec3702619
+Subproject commit 0667736bbf26cd0d5a8a8f8f5a18d7628fb27454
diff --git a/package-lock.json b/package-lock.json
index cc4e7c8a..bb674450 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17322,7 +17322,7 @@
         "@vue/compiler-sfc": "^3.0.0",
         "@vue/test-utils": "2.0.0-beta.7",
         "del": "^3.0.0",
-        "devextreme-vue-generator": "^3.0.1",
+        "devextreme-vue-generator": "^3.0.3",
         "devextreme-vue2-strategy": "~23.2.0",
         "gulp": "^4.0.2",
         "gulp-header": "^2.0.9",
@@ -17341,7 +17341,7 @@
       }
     },
     "packages/devextreme-vue-generator": {
-      "version": "3.0.2",
+      "version": "3.0.3",
       "license": "MIT",
       "dependencies": {
         "dasherize": "^2.0.0",
@@ -22569,7 +22569,7 @@
         "@vue/compiler-sfc": "^3.0.0",
         "@vue/test-utils": "2.0.0-beta.7",
         "del": "^3.0.0",
-        "devextreme-vue-generator": "^3.0.1",
+        "devextreme-vue-generator": "^3.0.3",
         "devextreme-vue2-strategy": "~23.2.0",
         "gulp": "^4.0.2",
         "gulp-header": "^2.0.9",
diff --git a/packages/devextreme-vue/src/common/data/custom-store.ts b/packages/devextreme-vue/src/common/data/custom-store.ts
new file mode 100644
index 00000000..8b01da88
--- /dev/null
+++ b/packages/devextreme-vue/src/common/data/custom-store.ts
@@ -0,0 +1,8 @@
+export {
+    GroupItem,
+    isGroupItemsArray,
+    isItemsArray,
+    isLoadResultObject,
+    LoadResult,
+    LoadResultObject,
+} from "devextreme/common/data/custom-store";
diff --git a/packages/vue2-strategy/src/common/data/custom-store.ts b/packages/vue2-strategy/src/common/data/custom-store.ts
new file mode 100644
index 00000000..8b01da88
--- /dev/null
+++ b/packages/vue2-strategy/src/common/data/custom-store.ts
@@ -0,0 +1,8 @@
+export {
+    GroupItem,
+    isGroupItemsArray,
+    isItemsArray,
+    isLoadResultObject,
+    LoadResult,
+    LoadResultObject,
+} from "devextreme/common/data/custom-store";