diff --git a/monai/utils/module.py b/monai/utils/module.py
index 4e87e835b1..0e11a6531d 100644
--- a/monai/utils/module.py
+++ b/monai/utils/module.py
@@ -73,7 +73,7 @@ def load_submodules(basemod, load_all: bool = True, exclude_pattern: str = "(.*[
         if (is_pkg or load_all) and name not in sys.modules and match(exclude_pattern, name) is None:
             try:
                 mod = import_module(name)
-                importer.find_module(name).load_module(name)
+                importer.find_module(name).load_module(name)  # type: ignore
                 submodules.append(mod)
             except OptionalImportError:
                 pass  # could not import the optional deps., they are ignored