diff --git a/.promu.yml b/.promu.yml
index d4ec92803..3ad19742c 100644
--- a/.promu.yml
+++ b/.promu.yml
@@ -1,4 +1,5 @@
-go: 1.7.1
+go:
+    version: 1.7.1
 repository:
     path: github.com/prometheus/prometheus
 build: