diff --git a/.github/renovate.json b/.github/renovate.json
index f87787f9..259ed789 100644
--- a/.github/renovate.json
+++ b/.github/renovate.json
@@ -12,6 +12,7 @@
     ":automergePatch",
     "helpers:pinGitHubActionDigestsToSemver"
   ],
+  "additionalBranchPrefix": "{{parentDir}}-",
   "packageRules": [
     {
       "description": "Group dependency updates to the Elixir base image",