diff --git a/pyproject.toml b/pyproject.toml
index 5045187..27503ae 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ dependencies = [
     # explicitly rather than relying on the transitive pin. scipy arrives
     # transitively via statsmodels and is not declared here directly.
     "statsmodels>=0.14.6",
-    "pandas>=3.0.3",
+    "pandas>=3.0.4",
     # scipy is a transitive dependency of statsmodels (it supplies the
     # underlying distributions for the F-test, Tukey HSD, etc.), so its
     # version materially affects the statistics output. Not declared as a
@@ -75,7 +75,7 @@ dependencies = [
 # Dev tooling - install with: pip install -e ".[dev]"
 dev = [
     "pytest>=9.1.1",
-    "ruff>=0.15.18",
+    "ruff>=0.15.20",
 ]
 
 [build-system]