diff --git a/.drone.yml b/.drone.yml
index d367ba8..dd484a4 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -1,12 +1,10 @@
 build:
-  image: golang:1.5.3
+  image: golang:1.5
   environment:
     - GO15VENDOREXPERIMENT=1
-    - GOOS=linux
-    - GOARCH=amd64
     - CGO_ENABLED=0
   commands:
-    - go test -cover ./...
+    - go test -cover -coverprofile ./... coverage.out
 
 publish:
   coverage: