diff --git a/index.js b/index.js
index 6e9f201..9278b32 100644
--- a/index.js
+++ b/index.js
@@ -22113,7 +22113,7 @@ try {
     const deployment = await octokit.rest.repos.createDeployment({
       owner: import_github.context.repo.owner,
       repo: import_github.context.repo.repo,
-      ref: import_github.context.sha,
+      ref: import_github.context.payload.pull_request?.head.sha,
       auto_merge: false,
       description: "Cloudflare Pages",
       required_contexts: [],
diff --git a/src/index.ts b/src/index.ts
index 95ea1a5..4739ef6 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -69,7 +69,7 @@ try {
 		const deployment = await octokit.rest.repos.createDeployment({
 			owner: context.repo.owner,
 			repo: context.repo.repo,
-			ref: context.sha,
+			ref: context.payload.pull_request?.head.sha,
 			auto_merge: false,
 			description: "Cloudflare Pages",
 			required_contexts: [],