diff --git a/httprunner/make.py b/httprunner/make.py
index f11a22d0..4eb04972 100644
--- a/httprunner/make.py
+++ b/httprunner/make.py
@@ -76,6 +76,9 @@ def __ensure_absolute(path: Text) -> Text:
     else:
         absolute_path = os.path.join(project_meta.PWD, path)
 
+    if not os.path.isfile(absolute_path):
+        raise exceptions.ParamsError(f"Invalid testcase file path: {absolute_path}")
+
     return absolute_path
 
 
@@ -107,9 +110,6 @@ def __ensure_testcase_module(path: Text) -> NoReturn:
 
 def convert_testcase_path(testcase_path: Text) -> Tuple[Text, Text]:
     """convert single YAML/JSON testcase path to python file"""
-    if not os.path.isfile(testcase_path):
-        raise exceptions.ParamsError(f"Invalid testcase file path: {testcase_path}")
-
     testcase_path = __ensure_file_name(testcase_path)
     raw_file_name, file_suffix = os.path.splitext(os.path.basename(testcase_path))