diff --git a/src/builder/darwin.ts b/src/builder/darwin.ts
index e1b5345..57941f9 100644
--- a/src/builder/darwin.ts
+++ b/src/builder/darwin.ts
@@ -189,12 +189,10 @@ export default class MacOSBuilder extends Builder {
       });
     }
     this.sslPath = this.sslPath.trim();
-    process.env[
-      'LDFLAGS'
-    ] += `-L${this.sslPath}/lib -L${zlibPath}/lib -L${readLinePath}/lib `;
-    process.env[
-      'CFLAGS'
-    ] += `-I${this.sslPath}/include -I${zlibPath}/include -I${readLinePath}/include `;
+    process.env['LDFLAGS'] +=
+      `-L${this.sslPath}/lib -L${zlibPath}/lib -L${readLinePath}/lib `;
+    process.env['CFLAGS'] +=
+      `-I${this.sslPath}/include -I${zlibPath}/include -I${readLinePath}/include `;
     core.info(`OpenSSL path: ${this.sslPath}`);
 
     // Fix for Python 3.0 SVN version