diff --git a/dist/index.js b/dist/index.js
index 01bef6e..df69bbd 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -11500,7 +11500,9 @@ function getWorkingDirectory() {
     const workspace = process.env.GITHUB_WORKSPACE;
     let workdir = core.getInput('working-directory');
     if (workdir.length > 0) {
-        workdir = path.join(workspace, workdir);
+        if (!path.isAbsolute(workdir)) {
+            workdir = path.join(workspace, workdir);
+        }
     }
     else {
         workdir = workspace;
diff --git a/src/index.ts b/src/index.ts
index 846bcc2..8a124e8 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -180,7 +180,9 @@ function getWorkingDirectory(): string {
   const workspace = process.env.GITHUB_WORKSPACE!
   let workdir = core.getInput('working-directory')
   if (workdir.length > 0) {
-    workdir = path.join(workspace, workdir)
+    if (!path.isAbsolute(workdir)) {
+      workdir = path.join(workspace, workdir)
+    }
   } else {
     workdir = workspace
   }