diff --git a/createreadmes.py b/createreadmes.py
index 2c7115a..712e8ca 100644
--- a/createreadmes.py
+++ b/createreadmes.py
@@ -219,6 +219,7 @@ class Artifact(TypedDict):
     file: str
     lines: NotRequired[list[int]]
     repository: NotRequired[str]
+    branch: NotRequired[str]
 
 RuleStatus = Literal["disregarded", "observed", "not applicable", "unknown"]
 
@@ -258,6 +259,8 @@ properties:
           type: string
         repository:
           type: string
+        branch:
+          type: string
         lines:
           type: array
           items:
@@ -311,7 +314,9 @@ rule_names = {
 def artifact_to_string(info: ModelInformation, artifact: Artifact):
     file = Path(artifact['file'])
     filename = file.name
-    file_url = f"https://github.com/{artifact.get('repository', info['slug'])}/blob/{info.get('branch', 'master')}/{artifact['file']}"
+    project_branch = info.get("branch", "master")
+    branch = artifact.get("branch", project_branch)
+    file_url = f"https://github.com/{artifact.get('repository', info['slug'])}/blob/{branch}/{artifact['file']}"
     lines = artifact.get("lines")
     if lines is None:
         return f"- {filename}: [File]({file_url})"
diff --git a/security_rules_schema.json b/security_rules_schema.json
index 98bafe9..c68990d 100644
--- a/security_rules_schema.json
+++ b/security_rules_schema.json
@@ -28,6 +28,7 @@
             "additionalProperties": false,
             "properties": {
               "repository": { "type": "string" },
+              "branch": { "type": "string" },
               "file": { "type": "string" },
               "lines": { "type": "array", "items": { "type": "integer" } }
             },