diff --git a/.promu.yml b/.promu.yml
index 0f22be33..f2a02185 100644
--- a/.promu.yml
+++ b/.promu.yml
@@ -1,4 +1,3 @@
-go: 1.6.2
 repository:
     path: github.com/prometheus/node_exporter
 build:
diff --git a/circle.yml b/circle.yml
index dfd458c7..d39766a9 100644
--- a/circle.yml
+++ b/circle.yml
@@ -2,7 +2,7 @@ machine:
   environment:
     DOCKER_IMAGE_NAME: prom/node-exporter
     QUAY_IMAGE_NAME: quay.io/prometheus/node-exporter
-    DOCKER_TEST_IMAGE_NAME: quay.io/prometheus/golang-builder:1.6.2-main
+    DOCKER_TEST_IMAGE_NAME: quay.io/prometheus/golang-builder:1.6-main
     REPO_PATH: github.com/prometheus/node_exporter
   pre:
     - sudo curl -L -o /usr/bin/docker 'https://s3-external-1.amazonaws.com/circle-downloads/docker-1.9.1-circleci'