diff --git a/package-lock.json b/package-lock.json
index a6ce65a..29f90f9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,13 +1,13 @@
-{
-   "name": "webrtc-audiochat",
-   "version": "0.1.0",
-   "lockfileVersion": 1,
-   "requires": true,
-   "dependencies": {
-      "bootstrap": {
-         "version": "4.2.1",
-         "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.2.1.tgz",
-         "integrity": "sha512-tt/7vIv3Gm2mnd/WeDx36nfGGHleil0Wg8IeB7eMrVkY0fZ5iTaBisSh8oNANc2IBsCc6vCgCNTIM/IEN0+50Q=="
-      }
-   }
-}
+{
+   "name": "webrtc-audiochat",
+   "version": "0.1.0",
+   "lockfileVersion": 1,
+   "requires": true,
+   "dependencies": {
+      "bootstrap": {
+         "version": "4.3.1",
+         "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.3.1.tgz",
+         "integrity": "sha512-rXqOmH1VilAt2DyPzluTi2blhk17bO7ef+zLLPlWvG494pDxcM234pJ8wTc/6R40UWizAIIMgxjvxZg5kmsbag=="
+      }
+   }
+}
diff --git a/package.json b/package.json
index 480924e..31f1203 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,6 @@
    "author": "Author",
    "license": "BSD-2-Clause",
    "dependencies": {
-      "bootstrap": "^4.2.1"
+      "bootstrap": "^4.3.1"
    }
 }