diff --git a/src/diffusers/pipelines/pipeline_utils.py b/src/diffusers/pipelines/pipeline_utils.py
index 3d92034aef15..8184573b02ef 100644
--- a/src/diffusers/pipelines/pipeline_utils.py
+++ b/src/diffusers/pipelines/pipeline_utils.py
@@ -1665,6 +1665,8 @@ def _get_signature_types(cls):
                 signature_types[k] = (v.annotation,)
             elif get_origin(v.annotation) == Union:
                 signature_types[k] = get_args(v.annotation)
+            elif get_origin(v.annotation) in [List, Dict, list, dict]:
+                signature_types[k] = (v.annotation,)
             else:
                 logger.warning(f"cannot get type annotation for Parameter {k} of {cls}.")
         return signature_types