diff --git a/.github/workflows/feature-branch-only-to-main.yml b/.github/workflows/feature-branch-only-to-main.yml
new file mode 100644
index 00000000..8a41d1da
--- /dev/null
+++ b/.github/workflows/feature-branch-only-to-main.yml
@@ -0,0 +1,28 @@
+name: "Restrict Docs PR merges"
+
+on:
+  pull_request:
+    types: [opened, reopened, edited]
+
+jobs:
+  validate-refs:
+    name: "Validate Refs"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Validate
+        run: |
+          # We allow merging to a branch which is a feature branch for documentation.
+          if [[ $GITHUB_BASE_REF == aws-docs-* || $GITHUB_BASE_REF == snowflake-docs-* ]]; then
+              echo "Merging to a feature branch. Allowing."
+              exit 0
+          fi
+
+          # We allow merging to main so long as it's from a feature branch for documentation.
+          if [[ $GITHUB_BASE_REF == main && ($GITHUB_HEAD_REF == aws-docs-* || $GITHUB_HEAD_REF == snowflake-docs-*) ]]; then
+              echo "Merging feature branch to main. Allowing."
+              exit 0
+          fi
+
+          # All other scenarios aren't valid for merging.
+          echo "Please ensure all changes are merged to a feature branch. Only feature branches can be merged into main. Rejecting."
+          exit 1
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index cbee1a7e..f2f0eae5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5683,9 +5683,19 @@
       "license": "MIT"
     },
     "node_modules/js-yaml": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.1.tgz",
-      "integrity": "sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==",
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.3.0.tgz",
+      "integrity": "sha512-1td788aAnnZ5qs7V2QIRl1owjtYpbKt749Y3xauqQgwIIGF/xXWz1wMTEBx5O3LK3lXLVuqXPdPxj2BoFHaW9Q==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
       "license": "MIT",
       "dependencies": {
         "argparse": "^2.0.1"