diff --git a/book-store/package.json b/book-store/package.json
index 26f22c6..064c2d3 100644
--- a/book-store/package.json
+++ b/book-store/package.json
@@ -29,7 +29,7 @@
   "author": "ajayns",
   "license": "MIT",
   "dependencies": {
-    "bootstrap": "3.3.7",
+    "bootstrap": "3.4.1",
     "object-assign": "4.1.0",
     "react": "15.3.2",
     "react-dom": "15.3.2",
diff --git a/book-store/yarn.lock b/book-store/yarn.lock
index 5f20e8e..1bee843 100644
--- a/book-store/yarn.lock
+++ b/book-store/yarn.lock
@@ -1168,9 +1168,9 @@ boom@2.x.x:
   dependencies:
     hoek "2.x.x"
 
-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"
 
 brace-expansion@^1.0.0:
   version "1.1.6"