diff --git a/README.md b/README.md
index 6e2a72d..7ca3a38 100644
--- a/README.md
+++ b/README.md
@@ -245,6 +245,20 @@ the `with` parameter.
   Default: `${{ github.token }}`, which gives the action permission to
   deploy to the current repository.
 
+- **(Advanced)** `single-commit`: Keep a single commit on the preview branch instead of maintaining the full history.
+
+  **Caution**: Enabling this will erase any existing history on the preview branch.
+  Only enable this if you don't use GitHub Pages for anything besides PR previews in the target repository.
+
+  If your preview deployments contain several large binary files, your preview branch may grow significantly in size over time.
+  Enabling this will force-push to the branch with a single commit, erasing the history for that branch and reducing the size of your preview branch.
+
+  Equivalent to
+  [JamesIves/github-pages-deploy-action](https://github.com/JamesIves/github-pages-deploy-action)'s
+  'single-commit' setting.
+
+  Default: `false`
+
 - **(Advanced)** `action`: Determines what this action will do when it is
   executed. Supported values: `deploy`, `remove`, `none`, `auto`.
 
diff --git a/action.yml b/action.yml
index 8a69315..f3fd884 100644
--- a/action.yml
+++ b/action.yml
@@ -45,6 +45,12 @@ inputs:
     description: Custom pages URL
     required: false
     default: ""
+  single-commit:
+    description: >
+      Keep a single commit on the preview branch instead of maintaining the full history.
+      Enabling this will erase any existing history on the preview branch.
+    required: false
+    default: false
   action:
     description: >
       Determines what this action will do when it is executed. Supported
@@ -130,6 +136,7 @@ runs:
         folder: ${{ inputs.source-dir }}
         target-folder: ${{ env.targetdir }}
         commit-message: Deploy preview for PR ${{ env.pr }} 🛫
+        single-commit: ${{ inputs.single-commit }}
         force: false
 
     - name: Expose deployment URL
@@ -168,6 +175,7 @@ runs:
         folder: ${{ env.emptydir }}
         target-folder: ${{ env.targetdir }}
         commit-message: Remove preview for PR ${{ env.pr }} 🛬
+        single-commit: ${{ inputs.single-commit }}
         force: false
 
     - name: Leave a comment after removal