diff --git a/pyproject.toml b/pyproject.toml
index ce591f4f8..f488657ba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -169,6 +169,7 @@ test = [
     "requests>=2.32.2",
     "requests-toolbelt>=1.0.0",
     "pycryptodomex==3.20.0",
+    "strenum==0.4.15",
 ]
 
 [[tool.uv.index]]
diff --git a/uv.lock b/uv.lock
index b687c0da4..15f47e429 100644
--- a/uv.lock
+++ b/uv.lock
@@ -5527,6 +5527,7 @@ test = [
     { name = "reportlab" },
     { name = "requests" },
     { name = "requests-toolbelt" },
+    { name = "strenum" },
 ]
 
 [package.metadata]
@@ -5693,6 +5694,7 @@ test = [
     { name = "reportlab", specifier = ">=4.4.1" },
     { name = "requests", specifier = ">=2.32.2" },
     { name = "requests-toolbelt", specifier = ">=1.0.0" },
+    { name = "strenum", specifier = "==0.4.15" },
 ]
 
 [[package]]