diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44880cb3..de5ccef3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 **Fixed**
 
 - fix #658: sys.exit 1 if any testcase failed
+- fix ModuleNotFoundError in debugging mode if httprunner uninstalled
 
 ## 2.2.4 (2019-07-18)
 
diff --git a/httprunner/cli.py b/httprunner/cli.py
index 02cb4c13..03e0c336 100644
--- a/httprunner/cli.py
+++ b/httprunner/cli.py
@@ -186,9 +186,12 @@ if __name__ == "__main__":
     """ debugging mode
     """
     import sys
+    import os
+
     if len(sys.argv) == 0:
         exit(0)
 
+    sys.path.insert(0, os.getcwd())
     cmd = sys.argv.pop(1)
 
     if cmd in ["hrun", "httprunner", "ate"]:
@@ -200,7 +203,7 @@ if __name__ == "__main__":
         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"
+            "python -m httprunner.cli hrun /path/to/testcase_file",
+            "python -m httprunner.cli locusts -f /path/to/testcase_file"
         ])
         color_print(example, "yellow")