diff --git a/README.md b/README.md
index 7d92df6..921534f 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ AngularJS multiselect component based off [`ngOptions`](https://docs.angularjs.o
## Dependencies
* [AngularJS](https://angularjs.org/) v1.x
-* [Bootstrap CSS](http://getbootstrap.com/) v3.3.x for dropdown styles
+* [Bootstrap CSS](http://getbootstrap.com/) v3.x for dropdown styles
* [UI Bootstrap](http://angular-ui.github.io/bootstrap/) v1.3.x for dropdown functionality
## Installation
diff --git a/package-lock.json b/package-lock.json
index 1236266..a99851b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -601,9 +601,9 @@
}
},
"bootstrap-sass": {
- "version": "3.3.7",
- "resolved": "https://registry.npmjs.org/bootstrap-sass/-/bootstrap-sass-3.3.7.tgz",
- "integrity": "sha1-ZZbHq0D2Y3OTMjqwvIDQZPxjBJg=",
+ "version": "3.4.1",
+ "resolved": "https://registry.npmjs.org/bootstrap-sass/-/bootstrap-sass-3.4.1.tgz",
+ "integrity": "sha512-p5rxsK/IyEDQm2CwiHxxUi0MZZtvVFbhWmyMOt4lLkA4bujDA1TGoKT0i1FKIWiugAdP+kK8T5KMDFIKQCLYIA==",
"dev": true
},
"brace-expansion": {
diff --git a/package.json b/package.json
index 540bd98..67505c0 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
"angular": "^1.7.4",
"angular-mocks": "^1.7.4",
"angular-ui-bootstrap": "1.3.x",
- "bootstrap-sass": "3.3.x",
+ "bootstrap-sass": "3.4.x",
"del": "^5.1.0",
"gulp": "^3.9.0",
"gulp-angular-templatecache": "^3.0.0",
diff --git a/src/index.html b/src/index.html
index 388beee..05b3e50 100644
--- a/src/index.html
+++ b/src/index.html
@@ -4,7 +4,7 @@