diff --git a/package.json b/package.json
index 884bedb0..2316d843 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "animate-sass": "^0.8.2",
     "autosize": "^3.0.20",
     "axios": "^0.18",
-    "bootstrap-sass": "^3.3.6",
+    "bootstrap-sass": "^3.4.1",
     "chart.js": "^2.7.0",
     "cross-env": "^5.1",
     "es5-shim": "^4.5.9",
diff --git a/yarn.lock b/yarn.lock
index 49f0a0be..33df81c1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -973,10 +973,10 @@ bonjour@^3.5.0:
     multicast-dns "^6.0.1"
     multicast-dns-service-types "^1.1.0"
 
-bootstrap-sass@^3.3.6:
-  version "3.4.0"
-  resolved "https://registry.yarnpkg.com/bootstrap-sass/-/bootstrap-sass-3.4.0.tgz#b1c330a56782347f626d31d497fa4aea16b3f99b"
-  integrity sha512-qdUyw4KmNNPSIdBadn+eyuuQFH0LsZlRCs6tor1zN8sQas7mnY5JNfemauraOdNPiFQd2gFeeo3gZjZZCuohZg==
+bootstrap-sass@^3.4.1:
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/bootstrap-sass/-/bootstrap-sass-3.4.1.tgz#6843c73b1c258a0ac5cb2cc6f6f5285b664a8e9a"
+  integrity sha512-p5rxsK/IyEDQm2CwiHxxUi0MZZtvVFbhWmyMOt4lLkA4bujDA1TGoKT0i1FKIWiugAdP+kK8T5KMDFIKQCLYIA==
 
 brace-expansion@^1.1.7:
   version "1.1.11"