diff --git a/package.json b/package.json
index caff9df0..31f43969 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   ],
   "license": "MIT",
   "dependencies": {
-    "bootstrap": "^3.3.7",
+    "bootstrap": "^3.4.1",
     "bootstrap-filestyle": "^1.2.1",
     "font-awesome": "^4.7.0",
     "jquery": "^3.2.1",
diff --git a/yarn.lock b/yarn.lock
index 23dc07ad..64c822c8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -14,9 +14,9 @@ bootstrap-filestyle@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/bootstrap-filestyle/-/bootstrap-filestyle-1.2.1.tgz#4164271d5b101ec867565eebbdab25d210a581a0"
 
-bootstrap@^3.3.7:
-  version "3.3.7"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-3.3.7.tgz#5a389394549f23330875a3b150656574f8a9eb71"
+bootstrap@^3.4.1:
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-3.4.1.tgz#c3a347d419e289ad11f4033e3c4132b87c081d72"
 
 brfs@^1.4.0:
   version "1.4.3"