diff --git a/styleguide/package.json b/styleguide/package.json
index 57eea0c0c..a2727c1ce 100644
--- a/styleguide/package.json
+++ b/styleguide/package.json
@@ -14,6 +14,7 @@
     "test:unit": "vue-cli-service test:unit"
   },
   "dependencies": {
+    "portal-vue": "^1.5.1",
     "vue": "^2.5.17"
   },
   "devDependencies": {
diff --git a/styleguide/yarn.lock b/styleguide/yarn.lock
index fcd471314..968aa0f71 100644
--- a/styleguide/yarn.lock
+++ b/styleguide/yarn.lock
@@ -8034,6 +8034,11 @@ pn@^1.1.0:
   resolved "https://registry.yarnpkg.com/pn/-/pn-1.1.0.tgz#e2f4cef0e219f463c179ab37463e4e1ecdccbafb"
   integrity sha512-2qHaIQr2VLRFoxe2nASzsV6ef4yOOH+Fi9FBOVH6cqeSgUnoyySPZkxzLuzd+RYOQTRpROA0ztTMqxROKSb/nA==
 
+portal-vue@^1.5.1:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/portal-vue/-/portal-vue-1.5.1.tgz#6bed79ef168d9676bb79f41d43c5cd4cedf54dbc"
+  integrity sha512-7T0K+qyY8bnjnEpQTiLbGsUaGlFcemK9gLurVSr6x1/qzr2HkHDNCOz5i+xhuTD1CrXckf/AGeCnLzvmAHMOHw==
+
 portfinder@^1.0.19, portfinder@^1.0.9:
   version "1.0.19"
   resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.19.tgz#07e87914a55242dcda5b833d42f018d6875b595f"