diff --git a/mmpose/apis/inferencers/base_mmpose_inferencer.py b/mmpose/apis/inferencers/base_mmpose_inferencer.py
index 574063e824..60cef78714 100644
--- a/mmpose/apis/inferencers/base_mmpose_inferencer.py
+++ b/mmpose/apis/inferencers/base_mmpose_inferencer.py
@@ -182,6 +182,8 @@ def _inputs_to_list(self, inputs: InputsType) -> Iterable:
                 ]
                 inputs = []
                 for filepath in filepath_list:
+                    if mimetypes.guess_type(filepath)[0] is None:
+                        continue
                     input_type = mimetypes.guess_type(filepath)[0].split(
                         '/')[0]
                     if input_type == 'image':