tweak bors.toml

japaric · japaric · commit 120ef2d7a6be · 2018-08-11T19:48:18.000-05:00
diff --git a/.github/bors.toml b/.github/bors.toml
@@ -1,3 +1,4 @@
+block_labels = ["needs-decision"]
 delete_merged_branches = true
 required_approvals = 1
 status = ["continuous-integration/travis-ci/push"]
