diff --git a/build b/build
index 1b29875aa..f68b2646b 100755
--- a/build
+++ b/build
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 ETCD_PACKAGE=github.com/coreos/etcd
-GOPATH=${PWD}
+export GOPATH=${PWD}
 SRC_DIR=$GOPATH/src
 ETCD_DIR=$SRC_DIR/$ETCD_PACKAGE