diff --git a/Makefile b/Makefile
index b016656e..956bf214 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,8 @@
 BUILD=./build
-WIN=$(BUILD)win
-LINUX=$(BUILD)linux
-OSX=$(BUILD)osx
-ARM6=$(BUILD)arm
+WIN=$(BUILD)/win
+LINUX=$(BUILD)/linux
+OSX=$(BUILD)/osx
+ARM6=$(BUILD)/arm
 SOURCE=oragono.go
 VERS=XXX