diff --git a/syslog_test.go b/syslog_test.go
index 0329b25..13e4368 100644
--- a/syslog_test.go
+++ b/syslog_test.go
@@ -1,3 +1,5 @@
+// +build !windows
+
 package zerolog
 
 import "testing"
diff --git a/writer_test.go b/writer_test.go
index 379a455..3f8dbcb 100644
--- a/writer_test.go
+++ b/writer_test.go
@@ -1,3 +1,5 @@
+// +build !windows
+
 package zerolog
 
 import (