diff --git a/src/repoma/check_dev_files/__init__.py b/src/repoma/check_dev_files/__init__.py
index eb14aea2..94cb7033 100644
--- a/src/repoma/check_dev_files/__init__.py
+++ b/src/repoma/check_dev_files/__init__.py
@@ -205,7 +205,7 @@ def _create_argparse() -> ArgumentParser:
     )
     parser.add_argument(
         "--pin-requirements",
-        choices=["no", "biweekly", "monthly", "bimonthly"],
+        choices=["no", "biweekly", "monthly", "bimonthly", "quarterly", "biannually"],
         default="no",
         help=(
             "Add a script to pin developer requirements to a constraint file."
diff --git a/src/repoma/check_dev_files/update_pip_constraints.py b/src/repoma/check_dev_files/update_pip_constraints.py
index 3678c27f..64c43d60 100644
--- a/src/repoma/check_dev_files/update_pip_constraints.py
+++ b/src/repoma/check_dev_files/update_pip_constraints.py
@@ -15,6 +15,8 @@
     "biweekly": "0 2 * * 1",
     "monthly": "0 3 7 */1 *",
     "bimonthly": "0 3 7 */2 *",
+    "quarterly": "0 3 7 */3 *",
+    "biannually": "0 3 7 */6 *",
 }