diff --git a/package-lock.json b/package-lock.json
index cc8d296..91c1290 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -296,9 +296,9 @@
             }
         },
         "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": "1.1.8",
diff --git a/package.json b/package.json
index a94983a..0add089 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
         "url": "https://github.com/BlackrockDigital/startbootstrap-scrolling-nav.git"
     },
     "dependencies": {
-        "bootstrap": "4.0.0",
+        "bootstrap": "4.3.1",
         "jquery": "3.5.0",
         "jquery.easing": "^1.4.1"
     },