diff --git a/ethutil/script.go b/ethutil/script.go
index 34eadff85..8301466cc 100644
--- a/ethutil/script.go
+++ b/ethutil/script.go
@@ -1,4 +1,5 @@
 // +build !windows !cgo
+
 package ethutil
 
 import (
diff --git a/ethutil/script_windows.go b/ethutil/script_windows.go
index 4f94c6448..c1b2d1b21 100644
--- a/ethutil/script_windows.go
+++ b/ethutil/script_windows.go
@@ -1,3 +1,5 @@
+// +build windows, cgo
+
 package ethutil
 
 import (