diff --git a/httprunner/cli.py b/httprunner/cli.py
index 677f7be8..0e65ea4a 100644
--- a/httprunner/cli.py
+++ b/httprunner/cli.py
@@ -176,3 +176,27 @@ def main_locust():
         locusts.run_locusts_with_processes(sys.argv, processes_count)
     else:
         locusts.start_locust_main()
+
+
+if __name__ == "__main__":
+    """ debugging mode
+    """
+    import sys
+    if len(sys.argv) == 0:
+        exit(0)
+
+    cmd = sys.argv.pop(1)
+
+    if cmd in ["hrun", "httprunner", "ate"]:
+        main_hrun()
+    elif cmd in ["locust", "locusts"]:
+        main_locust()
+    else:
+        from httprunner.logger import color_print
+        color_print("Miss debugging type.", "RED")
+        example = "\n".join([
+            "e.g.",
+            "python main-debug.py hrun /path/to/testcase_file",
+            "python main-debug.py locusts -f /path/to/testcase_file"
+        ])
+        color_print(example, "yellow")
diff --git a/main-debug.py b/main-debug.py
deleted file mode 100644
index 04fd39b1..00000000
--- a/main-debug.py
+++ /dev/null
@@ -1,19 +0,0 @@
-import sys
-
-from httprunner.cli import main_hrun, main_locust
-from httprunner.logger import color_print
-
-cmd = sys.argv.pop(1)
-
-if cmd in ["hrun", "httprunner", "ate"]:
-    main_hrun()
-elif cmd in ["locust", "locusts"]:
-    main_locust()
-else:
-    color_print("Miss debugging type.", "RED")
-    example = "\n".join([
-        "e.g.",
-        "python main-debug.py hrun /path/to/testcase_file",
-        "python main-debug.py locusts -f /path/to/testcase_file"
-    ])
-    color_print(example, "yellow")