diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cafe3cb..a6b8516 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,4 +1,4 @@
-on: [push]
+on: [push, pull_request]
 
 jobs:
   hello_world_job:
diff --git a/action.yml b/action.yml
index 896bbd6..c245d51 100644
--- a/action.yml
+++ b/action.yml
@@ -33,7 +33,7 @@ runs:
         LINK: "https://github.com/${{ github.repository }}/pull/${{ github.event.pull_request.number }}"
         BRANCH:  ${{ env.BRANCH }}
         PR_TITLE: ${{ github.event.pull_request.title }}
-        PR_NUMBER: ${{ github.event.pull_request.number }}
+        PR_NUMBER: ${{ github.event.number }}
         PR_REPO: ${{ github.repository }}
         PR_OWNER: ${{ github.repository_owner }}
         CLARIFAI_PAT: ${{ inputs.CLARIFAI_PAT }}
diff --git a/dist/index.js b/dist/index.js
index ff29ce7..db76eed 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -9815,29 +9815,33 @@ async function reviewPR() {
     try {
         const octokit = github.getOctokit(process.env.GITHUB_TOKEN)
 
-        console.log("Using this data for PR check", {
-            PR_OWNER: process.env.PR_OWNER,
-            PR_NUMBER: process.env.PR_NUMBER,
-            PR_REPO: process.env.PR_REPO
-        })
-
-        const {data: pullRequest} = await octokit.rest.pulls.get({
+        const ctx = {
             owner: process.env.PR_OWNER,
             repo: process.env.PR_REPO,
             pull_number: process.env.PR_NUMBER,
+        }
+        console.log("Using this data for PR check", ctx)
+
+        if(!process.env.PR_NUMBER){
+            core.setFailed("No PR number detected. Wrong event type?");
+            return
+        }
+
+        const {data: pullRequest} = await octokit.rest.pulls.get({
+            ...ctx,
             mediaType: {
                 format: 'diff'
             }
         });
 
+        console.log("Received this PR data:", pullRequest);
+
     } catch (error) {
         console.error("Failed at getting PR data")
         core.setFailed(error.message);
     }
 
     try{
-        console.log("Received this PR data:", pullRequest);
-
         // `who-to-greet` input defined in action metadata file
         // const nameToGreet = core.getInput('who-to-greet');
         // console.log(`Hello ${nameToGreet}!`);
diff --git a/index.js b/index.js
index af86e4f..ff090ed 100644
--- a/index.js
+++ b/index.js
@@ -5,29 +5,33 @@ async function reviewPR() {
     try {
         const octokit = github.getOctokit(process.env.GITHUB_TOKEN)
 
-        console.log("Using this data for PR check", {
-            PR_OWNER: process.env.PR_OWNER,
-            PR_NUMBER: process.env.PR_NUMBER,
-            PR_REPO: process.env.PR_REPO
-        })
-
-        const {data: pullRequest} = await octokit.rest.pulls.get({
+        const ctx = {
             owner: process.env.PR_OWNER,
             repo: process.env.PR_REPO,
             pull_number: process.env.PR_NUMBER,
+        }
+        console.log("Using this data for PR check", ctx)
+
+        if(!process.env.PR_NUMBER){
+            core.setFailed("No PR number detected. Wrong event type?");
+            return
+        }
+
+        const {data: pullRequest} = await octokit.rest.pulls.get({
+            ...ctx,
             mediaType: {
                 format: 'diff'
             }
         });
 
+        console.log("Received this PR data:", pullRequest);
+
     } catch (error) {
         console.error("Failed at getting PR data")
         core.setFailed(error.message);
     }
 
     try{
-        console.log("Received this PR data:", pullRequest);
-
         // `who-to-greet` input defined in action metadata file
         // const nameToGreet = core.getInput('who-to-greet');
         // console.log(`Hello ${nameToGreet}!`);