diff --git a/requirements-dev.txt b/requirements-dev.txt
index cd6b0688c..921479828 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -26,9 +26,9 @@ nbconvert==7.17.0
 scipy-stubs==1.17.1.3  # keep in sync with `scipy` in `requirements-hyperopt.txt`
 types-cachetools==6.2.0.20260317
 types-filelock==3.2.7
-types-requests==2.33.0.20260327
+types-requests==2.33.0.20260402
 types-tabulate==0.10.0.20260308
-types-python-dateutil==2.9.0.20260323
+types-python-dateutil==2.9.0.20260402
 pip-audit==2.10.0
 # For build step in CI
 build==1.4.2