diff --git a/.github/workflows/microsite-build-check.yml b/.github/workflows/microsite-build-check.yml
index 45182229c9..881a7ca5e4 100644
--- a/.github/workflows/microsite-build-check.yml
+++ b/.github/workflows/microsite-build-check.yml
@@ -43,3 +43,7 @@ jobs:
       - name: build microsite
         run: yarn build
         working-directory: microsite
+
+      - name: verify sidebars
+        run: yarn verify:sidebars
+        working-directory: microsite
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index ddc5449cd8..b19329daaf 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -76,7 +76,7 @@ A consistent coding style is included via [EditorConfig](https://editorconfig.or
 
 If you're contributing to the backend or CLI tooling, be mindful of cross-platform support. [This](https://shapeshed.com/writing-cross-platform-node/) blog post is a good guide of what to keep in mind when writing cross-platform NodeJS.
 
-Also be sure to skim through our [ADRs](https://github.com/backstage/backstage/tree/master/docs/architecture-decisions) to see if they cover what you're working on. In particular [ADR006: Avoid React.FC and React.SFC](https://github.com/backstage/backstage/blob/master/docs/architecture-decisions/adr006-avoid-react-fc.md) is one to look out for.
+Also be sure to skim through our [ADRs](docs/architecture-decisions) to see if they cover what you're working on. In particular [ADR006: Avoid React.FC and React.SFC](docs/architecture-decisions/adr006-avoid-react-fc.md) is one to look out for.
 
 If there are any updates in `markdown` file please make sure to run `yarn run lint:docs`. Though it is checked on `lint-staged`. It is required to install [vale](https://docs.errata.ai/vale/install) separately and make sure it is accessed by global command.
 
diff --git a/microsite/package.json b/microsite/package.json
index cb82e6ec85..ea16fd8a32 100644
--- a/microsite/package.json
+++ b/microsite/package.json
@@ -11,7 +11,8 @@
     "publish-gh-pages": "docusaurus-publish",
     "write-translations": "docusaurus-write-translations",
     "version": "docusaurus-version",
-    "rename-version": "docusaurus-rename-version"
+    "rename-version": "docusaurus-rename-version",
+    "verify:sidebars": "node ./scripts/verify-sidebars"
   },
   "devDependencies": {
     "@spotify/prettier-config": "^9.0.0",
diff --git a/microsite/scripts/verify-sidebars.js b/microsite/scripts/verify-sidebars.js
new file mode 100755
index 0000000000..a82780135f
--- /dev/null
+++ b/microsite/scripts/verify-sidebars.js
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2020 Spotify AB
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * This script relies on docusaurus internals. It can be replaced in case
+ * docusaurus adds proper validation of the sidebar items.
+ */
+
+let metadata;
+try {
+  metadata = require('docusaurus/lib/core/metadata.js');
+} catch (error) {
+  console.log('❌ Run `yarn build` before running `yarn verify:sidebars`');
+  process.exit(1);
+}
+
+const errors = [];
+const ids = Object.keys(metadata);
+for (let id of ids) {
+  const { next, previous } = metadata[id];
+
+  if (next && !ids.includes(next)) {
+    errors.push(`Next ${next} does not exist in ${id}.`);
+  }
+
+  if (previous && !ids.includes(previous)) {
+    errors.push(`Previous ${previous} does not exist in ${id}.`);
+  }
+}
+
+if (errors.length) {
+  for (const error of errors) {
+    console.log(`❌ ${error}`);
+  }
+  process.exit(1);
+}
+
+console.log('✅ All sidebar links are correct.');
diff --git a/microsite/sidebars.json b/microsite/sidebars.json
index 799433b8ef..8b5c0e5f0c 100644
--- a/microsite/sidebars.json
+++ b/microsite/sidebars.json
@@ -13,7 +13,7 @@
     "Getting Started": [
       "getting-started/index",
       "getting-started/running-backstage-locally",
-      "getting-started/contributing",
+      "getting-started/contributors",
       "getting-started/create-an-app",
       {
         "type": "subcategory",
@@ -59,7 +59,6 @@
           "features/software-catalog/well-known-relations",
           "features/software-catalog/extending-the-model",
           "features/software-catalog/external-integrations",
-          "features/software-catalog/kubernetes-in-backstage",
           "features/software-catalog/software-catalog-api"
         ]
       },
@@ -180,8 +179,7 @@
           "api/utility-apis",
           "reference/utility-apis/README",
           "reference/createPlugin",
-          "reference/createPlugin-feature-flags",
-          "reference/createPlugin-router"
+          "reference/createPlugin-feature-flags"
         ]
       },
       {
@@ -209,7 +207,6 @@
       "architecture-decisions/adrs-adr010",
       "architecture-decisions/adrs-adr011"
     ],
-    "Contribute": ["../CONTRIBUTING"],
     "Support": ["support/support", "support/project-structure"],
     "Glossary": ["glossary"],
     "FAQ": ["FAQ"]
diff --git a/mkdocs.yml b/mkdocs.yml
index 6b1971ce03..031fb56059 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -111,7 +111,6 @@ nav:
           - Utilities: 'api/utility-apis.md'
           - createPlugin: 'reference/createPlugin.md'
           - createPlugin-feature-flags: 'reference/createPlugin-feature-flags.md'
-          - createPlugin-router: 'reference/createPlugin-router.md'
       - Backend APIs:
           - Backend: 'api/backend.md'
   - Tutorials:
@@ -129,7 +128,6 @@ nav:
       - ADR009 - Entity References: 'architecture-decisions/adr009-entity-references.md'
       - ADR010 - Luxon Date Library: 'architecture-decisions/adr010-luxon-date-library.md'
       - ADR011 - Plugin Package Structure: 'architecture-decisions/adr011-plugin-package-structure.md'
-  - Contribute: '../CONTRIBUTING.md'
   - Support:
       - 'support/support.md'
       - 'support/project-structure.md'