diff --git a/dist/index.js b/dist/index.js
index c9735a6..5d98d99 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -334,6 +334,11 @@ function createPullRequest(inputs) {
                 // Update the body input with the contents of the file
                 inputs.body = utils.readFile(inputs.bodyPath);
             }
+            // 65536 characters is the maximum allowed for the pull request body.
+            if (inputs.body.length > 65536) {
+                core.warning(`Pull request body is too long. Truncating to 65536 characters.`);
+                inputs.body = inputs.body.substring(0, 65536);
+            }
             // Get the repository path
             const repoPath = utils.getRepoPath(inputs.path);
             // Create a git command manager
diff --git a/src/create-pull-request.ts b/src/create-pull-request.ts
index 309bb67..9535b7b 100644
--- a/src/create-pull-request.ts
+++ b/src/create-pull-request.ts
@@ -46,6 +46,13 @@ export async function createPullRequest(inputs: Inputs): Promise<void> {
       // Update the body input with the contents of the file
       inputs.body = utils.readFile(inputs.bodyPath)
     }
+    // 65536 characters is the maximum allowed for the pull request body.
+    if (inputs.body.length > 65536) {
+      core.warning(
+        `Pull request body is too long. Truncating to 65536 characters.`
+      )
+      inputs.body = inputs.body.substring(0, 65536)
+    }
 
     // Get the repository path
     const repoPath = utils.getRepoPath(inputs.path)