diff --git a/lib/extensions.js b/lib/extensions.js
index 568c34561..841adc6c1 100644
--- a/lib/extensions.js
+++ b/lib/extensions.js
@@ -32,9 +32,7 @@ function getRuntimeInfo() {
 function getBinaryIdentifiableName() {
   return [process.platform, '-',
           process.arch, '-',
-          process.runtime.name, '-',
-          runtimeVersion.major, '.',
-          runtimeVersion.minor].join('');
+          process.versions.v8].join('');
 }
 
 process.runtime = getRuntimeInfo();