diff --git a/changelog.md b/changelog.md
index 7390144..f4f21b7 100644
--- a/changelog.md
+++ b/changelog.md
@@ -4,9 +4,10 @@
 - 2022.08.28
   - add `-q` for quiet mode
     - `-qqqqq` to mute all the logs
-  - `-m` support source code with ';' like python -c
+  - `-m` support source code mode while not matched `module.submodule:function` format
+    - like `python -c "python code"`
     - demo: `python -m zipapps -m "import six; print(six.__file__)"`
-    - WARN: source code should contains `;`
+    - WARN: only when `-m` not matched regex `r'^\w+(\.\w+)?(:\w+)?$'`
 
 - 2022.04.27
   - handle PermissionError for chmod
diff --git a/zipapps/main.py b/zipapps/main.py
index d0feac6..7c2570f 100644
--- a/zipapps/main.py
+++ b/zipapps/main.py
@@ -324,9 +324,7 @@ def prepare_active_zipapps(self):
 
         def make_runner():
             if self.main:
-                if ';' in self.main:
-                    return self.main
-                else:
+                if re.match(r'^\w+(\.\w+)?(:\w+)?$', self.main):
                     module, _, function = self.main.partition(':')
                     if module:
                         # main may be: 'module.py:main' or 'module.submodule:main'
@@ -337,7 +335,15 @@ def make_runner():
                         runner = f'import {module}'
                         if function:
                             runner += f'; {module}.{function}()'
+                        self._log(
+                            f"[INFO]: -m: matches re.match(r'^\w+(\.\w+)?(:\w+)?$', self.main), add as `{runner}`."
+                        )
                         return runner
+                else:
+                    self._log(
+                        f"[INFO]: -m: not matches re.match(r'^\w+(\.\w+)?(:\w+)?$', self.main), add as raw code `{self.main}`."
+                    )
+                    return self.main
             return ''
 
         kwargs = {