diff --git a/revup/revup.py b/revup/revup.py
index 1886b66..bf70a1c 100755
--- a/revup/revup.py
+++ b/revup/revup.py
@@ -104,7 +104,7 @@ def make_toplevel_parser() -> RevupArgParser:
     revup_parser.add_argument("--git-path", default="")
     revup_parser.add_argument("--main-branch", default="main")
     revup_parser.add_argument("--base-branch-globs", default="")
-    revup_parser.add_argument("--git-version", default="2.36.0")
+    revup_parser.add_argument("--git-version", default="2.39.0")
     return revup_parser