diff --git a/package-lock.json b/package-lock.json
index 8035a45..ed051c1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "2.4.4",
       "license": "MIT",
       "dependencies": {
-        "jsgantt-improved": "^2.8.8",
+        "jsgantt-improved": "^2.8.9",
         "node-sass": "^8.0.0"
       },
       "devDependencies": {
@@ -11681,9 +11681,9 @@
       }
     },
     "node_modules/jsgantt-improved": {
-      "version": "2.8.8",
-      "resolved": "https://registry.npmjs.org/jsgantt-improved/-/jsgantt-improved-2.8.8.tgz",
-      "integrity": "sha512-n8m0cDdHCVI0iOwHZBPOHEd63Q5vibfMK6tfxPzC3AOPoHzEj/aeSKuUKn/QdFpgFNyIM/2FoCd6CFtBZ/NyVQ==",
+      "version": "2.8.9",
+      "resolved": "https://registry.npmjs.org/jsgantt-improved/-/jsgantt-improved-2.8.9.tgz",
+      "integrity": "sha512-MA5zRH6IUyKYwyJgpfz60SdbYCGMh7ghmCWun812F7hrXHeqBUgUWMwtylQAHkam3cAa57H5q3O45VJ7vcmM+w==",
       "dependencies": {
         "@types/node": "^12.0.10",
         "webdriver-manager": "^13.0.0"
@@ -31098,9 +31098,9 @@
       "dev": true
     },
     "jsgantt-improved": {
-      "version": "2.8.8",
-      "resolved": "https://registry.npmjs.org/jsgantt-improved/-/jsgantt-improved-2.8.8.tgz",
-      "integrity": "sha512-n8m0cDdHCVI0iOwHZBPOHEd63Q5vibfMK6tfxPzC3AOPoHzEj/aeSKuUKn/QdFpgFNyIM/2FoCd6CFtBZ/NyVQ==",
+      "version": "2.8.9",
+      "resolved": "https://registry.npmjs.org/jsgantt-improved/-/jsgantt-improved-2.8.9.tgz",
+      "integrity": "sha512-MA5zRH6IUyKYwyJgpfz60SdbYCGMh7ghmCWun812F7hrXHeqBUgUWMwtylQAHkam3cAa57H5q3O45VJ7vcmM+w==",
       "requires": {
         "@types/node": "^12.0.10",
         "webdriver-manager": "^13.0.0"
diff --git a/package.json b/package.json
index d2ce6d3..2ac2aaf 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "publish-npm": "npm run build && npm publish"
   },
   "dependencies": {
-    "jsgantt-improved": "^2.8.8",
+    "jsgantt-improved": "^2.8.9",
     "node-sass": "^8.0.0"
   },
   "peerDependencies": {