diff --git a/README.md b/README.md
index 05a6d85..616d4d5 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ Note, *at this point the code generator handles only options*
 ### Step 2. Generate the C code
 
 ```bash
-$ cat example.docopt | python docopt_c.py > docopt.c
+$ cat example.docopt | python docopt.c.py > docopt.c
 ```
 
 ### Step 3. Include the generated `docopt.c` into your program
diff --git a/docopt_c.py b/docopt.c.py
similarity index 100%
rename from docopt_c.py
rename to docopt.c.py