diff --git a/dist/index.js b/dist/index.js
index d2a640f..d0279bd 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -74,7 +74,7 @@ function getFilename(version) {
     return `sccache-${version}-${getArch()}-${getPlatform()}.${getExtension()}`;
 }
 function getDirname(version) {
-    return `sccache-${version}-${getArch()}-${getPlatform()}}`;
+    return `sccache-${version}-${getArch()}-${getPlatform()}`;
 }
 function getArch() {
     switch (process.arch) {
diff --git a/src/sccache.ts b/src/sccache.ts
index 6fe0cd7..d13d206 100644
--- a/src/sccache.ts
+++ b/src/sccache.ts
@@ -51,7 +51,7 @@ function getFilename(version: string): Error | string {
 }
 
 function getDirname(version: string): Error | string {
-  return `sccache-${version}-${getArch()}-${getPlatform()}}`;
+  return `sccache-${version}-${getArch()}-${getPlatform()}`;
 }
 
 function getArch(): Error | string {