diff --git a/plugin/plugin_go18.go b/plugin/plugin_go18.go
index 13ddb32..d910124 100644
--- a/plugin/plugin_go18.go
+++ b/plugin/plugin_go18.go
@@ -1,4 +1,4 @@
-// +build go1.8,!windows
+// +build go1.8,!windows,amd64
 
 package plugin
 
diff --git a/plugin/plugin_other.go b/plugin/plugin_other.go
index 5057d88..21a4570 100644
--- a/plugin/plugin_other.go
+++ b/plugin/plugin_other.go
@@ -1,4 +1,4 @@
-// +build !go1.8 windows
+// +build !go1.8 windows !amd64
 
 package plugin