diff --git a/pytest-embedded/pytest_embedded/dut_factory.py b/pytest-embedded/pytest_embedded/dut_factory.py
index ebece5c3..6f4a359e 100644
--- a/pytest-embedded/pytest_embedded/dut_factory.py
+++ b/pytest-embedded/pytest_embedded/dut_factory.py
@@ -851,7 +851,7 @@ def create(
             raise e
 
     @classmethod
-    def get_all_duts(cls) -> list[Dut]:
+    def get_all_duts(cls) -> t.List[Dut]:
         """Get all DUTs created by DutFactory."""
 
         duts = []