diff --git a/hack/gen-release-notes.sh b/hack/gen-release-notes.sh
index 7a3482344..0f6543c68 100755
--- a/hack/gen-release-notes.sh
+++ b/hack/gen-release-notes.sh
@@ -25,7 +25,7 @@ fi
 
 gh_prs() {
   hub pr list -s closed \
-    --format "_commits_%sm_%sB_%sH_commits_ %l - %t ([%i](%U), [%au](https://github.com/%au))%n"
+    --format "_commits_%sm_%sH_commits_ %l - %t ([%i](%U), [%au](https://github.com/%au))%n"
 }
 
 git_shas_since() {