diff --git a/ci.py b/ci.py
index bda599db59e3..838687647af0 100644
--- a/ci.py
+++ b/ci.py
@@ -269,7 +269,13 @@ def switch_branch(path, branch):
         cur_branch = check_output('git rev-parse HEAD'.split(), cwd=path).decode().strip()
     if cur_branch != branch:
         branches = check_output('git ls-remote --heads origin'.split(), cwd=path)
-        branches = [line.split("/")[-1] for line in branches.decode().strip().split("\n")]
+        # Prefer refs/heads/<name> so branch names containing "/" (e.g. cursor/foo)
+        # are preserved; split("/")[-1] would keep only the last path segment.
+        branches = [
+            line.split("refs/heads/", 1)[-1]
+            for line in branches.decode().strip().split("\n")
+            if line.strip()
+        ]
 
         if branch in branches:
             print(f'Switch to branch: {branch} (from {cur_branch})')