diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 5952a6f..77115fd 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -18,7 +18,7 @@ repos:
     - id: add-trailing-comma
 
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.4.9
+  rev: v0.5.0
   hooks:
     - id: ruff
       args: ["--fix", "--show-fixes"]
diff --git a/ioos_qc/qartod.py b/ioos_qc/qartod.py
index 8d931d4..e2a779a 100644
--- a/ioos_qc/qartod.py
+++ b/ioos_qc/qartod.py
@@ -745,7 +745,7 @@ def run_test(test_threshold, flag_value) -> None:
         # find data ranges that are within threshold and flag them
         test_results = np.ma.filled(data_range < tolerance, fill_value=False)
         # data points before end of first window should pass
-        n_fill = count if count < len(inp) else len(inp)
+        n_fill = min(len(inp), count)
         test_results = np.insert(test_results, 0, np.full((n_fill,), False))
         flag_arr[test_results] = flag_value