diff --git a/.backportrc.json b/.backportrc.json
index 2604a590..46e7ae02 100644
--- a/.backportrc.json
+++ b/.backportrc.json
@@ -2,7 +2,7 @@
   "repoOwner": "mongodb",
   "repoName": "docs-kotlin",
 
-  "targetBranchChoices": ["master", "5.5", "5.4", "5.3", "5.2", "5.1", "5.0", "v4.9", "v4.8", "v4.7", "v4.6", "v4.5", "v4.4", "v4.3"],
+  "targetBranchChoices": ["master", "v5.5", "v5.4", "v5.3", "v5.2", "v5.1", "v5.0", "v4.9", "v4.8", "v4.7", "v4.6", "v4.5", "v4.4", "v4.3"],
 
   "autoMerge": true,
   "autoMergeMethod": "squash",
diff --git a/.github/.backportrc.json b/.github/.backportrc.json
index 2604a590..46e7ae02 100644
--- a/.github/.backportrc.json
+++ b/.github/.backportrc.json
@@ -2,7 +2,7 @@
   "repoOwner": "mongodb",
   "repoName": "docs-kotlin",
 
-  "targetBranchChoices": ["master", "5.5", "5.4", "5.3", "5.2", "5.1", "5.0", "v4.9", "v4.8", "v4.7", "v4.6", "v4.5", "v4.4", "v4.3"],
+  "targetBranchChoices": ["master", "v5.5", "v5.4", "v5.3", "v5.2", "v5.1", "v5.0", "v4.9", "v4.8", "v4.7", "v4.6", "v4.5", "v4.4", "v4.3"],
 
   "autoMerge": true,
   "autoMergeMethod": "squash",