diff --git a/package.json b/package.json
index 9d539424..d368df0e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "devextreme-vue",
-  "version": "18.2.7",
+  "version": "18.2.8",
   "description": "DevExtreme Vue UI and Visualization Components",
   "repository": {
     "type": "git",
@@ -27,7 +27,7 @@
   "author": "Developer Express Inc.",
   "license": "MIT",
   "peerDependencies": {
-    "devextreme": "~18.2.7",
+    "devextreme": "~18.2.8",
     "vue": "^2.5.16"
   },
   "devDependencies": {
@@ -36,7 +36,7 @@
     "css-loader": "^0.28.11",
     "dasherize": "^2.0.0",
     "del": "^3.0.0",
-    "devextreme": "~18.2.7",
+    "devextreme": "~18.2.8",
     "dot": "^1.1.2",
     "gulp": "^4.0.0",
     "gulp-header": "^2.0.5",
diff --git a/tools/integration-data.json b/tools/integration-data.json
index 87c033e5..3076e62b 100644
--- a/tools/integration-data.json
+++ b/tools/integration-data.json
@@ -1,6 +1,6 @@
 {
   "meta": {
-    "docsRevision": "c01d9ad0ee2f9f3f7deb4872b7e14bb6a6328eb5"
+    "docsRevision": "a77c14d6c82f2cc0e91f25e32bd9e003e6f8a672"
   },
   "widgets": [
     {
@@ -66581,6 +66581,7 @@
           ]
         },
         {
+          "isSubscribable": true,
           "name": "opened",
           "types": [
             {
@@ -238624,6 +238625,14 @@
             }
           ]
         },
+        {
+          "name": "groupIndex",
+          "types": [
+            {
+              "type": "Number"
+            }
+          ]
+        },
         {
           "name": "groupSummaryItems",
           "types": [