diff --git a/WebContent/package.json b/WebContent/package.json
old mode 100755
new mode 100644
index 197e971..340918e
--- a/WebContent/package.json
+++ b/WebContent/package.json
@@ -6,7 +6,7 @@
   "author": "Le van anh se00534x",
   "license": "MIT",
   "dependencies": {
-    "bootstrap": "4.0.0",
+    "bootstrap": "4.3.1",
     "jquery": "3.2.1",
     "popper.js": "1.12.9"
   }
diff --git a/WebContent/yarn.lock b/WebContent/yarn.lock
old mode 100755
new mode 100644
index c5b1fd4..bd2d361
--- a/WebContent/yarn.lock
+++ b/WebContent/yarn.lock
@@ -2,10 +2,10 @@
 # yarn lockfile v1
 
 
-bootstrap@4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.0.0.tgz#ceb03842c145fcc1b9b4e15da2a05656ba68469a"
-  integrity sha512-gulJE5dGFo6Q61V/whS6VM4WIyrlydXfCgkE+Gxe5hjrJ8rXLLZlALq7zq2RPhOc45PSwQpJkrTnc2KgD6cvmA==
+bootstrap@4.3.1:
+  version "4.3.1"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.3.1.tgz#280ca8f610504d99d7b6b4bfc4b68cec601704ac"
+  integrity sha512-rXqOmH1VilAt2DyPzluTi2blhk17bO7ef+zLLPlWvG494pDxcM234pJ8wTc/6R40UWizAIIMgxjvxZg5kmsbag==
 
 jquery@3.2.1:
   version "3.2.1"