diff --git a/CHANGELOG.md b/CHANGELOG.md
index bcd8987..561c261 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -100,6 +100,7 @@ Other changes
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
+| 3.45.9         | 2018-10-22     | fixed node 4 incompatibility |
 | 3.45.8         | 2018-10-22     | `system()` fix Raspberry Pi detection |
 | 3.45.7         | 2018-10-05     | fixed typos |
 | 3.45.6         | 2018-09-12     | `mem()` bug parsing linux in other languages |
diff --git a/lib/util.js b/lib/util.js
index f037aa3..987a524 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -14,7 +14,7 @@
 
 const os = require('os');
 const fs = require('fs');
-const { spawn } = require('child_process');
+const spawn = require('child_process').spawn;
 
 let _cores = 0;
 let wmic = '';