diff --git a/pyproject.toml b/pyproject.toml
index 9eeea93..0edc574 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,6 +29,7 @@ dev = [
     "pre-commit~=3.7",
     "pytest-cov~=5.0",
     "pytest~=8.2",
+    "requests~=2.32",
     "ruff==0.5.0",
 ]
 docs = ["pystac~=1.10", "ipykernel~=6.29", "jinja2~=3.1"]