diff --git a/package-lock.json b/package-lock.json
index 3807682..13fb3d0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -348,9 +348,9 @@
       }
     },
     "bootstrap": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.0.0.tgz",
-      "integrity": "sha512-gulJE5dGFo6Q61V/whS6VM4WIyrlydXfCgkE+Gxe5hjrJ8rXLLZlALq7zq2RPhOc45PSwQpJkrTnc2KgD6cvmA=="
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.3.1.tgz",
+      "integrity": "sha512-rXqOmH1VilAt2DyPzluTi2blhk17bO7ef+zLLPlWvG494pDxcM234pJ8wTc/6R40UWizAIIMgxjvxZg5kmsbag=="
     },
     "brace-expansion": {
       "version": "1.1.7",
@@ -1550,6 +1550,7 @@
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -1568,6 +1569,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -1668,6 +1670,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -1753,7 +1756,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -1853,12 +1857,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
diff --git a/package.json b/package.json
index 4dc8125..8601f60 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
         "url": "https://github.com/BlackrockDigital/startbootstrap-agency.git"
     },
     "dependencies": {
-        "bootstrap": "4.0.0",
+        "bootstrap": "4.3.1",
         "font-awesome": "4.7.0",
         "jquery": "^3.3.1",
         "jquery.easing": "^1.4.1"