diff --git a/setup.cfg.in b/setup.cfg.in
index 7215578e9c50bde7b9bc2bbe10bfa15f9beebffc..8d1cc468d19e12222adb60db11d05b7ee8bcc5e1 100644
--- a/setup.cfg.in
+++ b/setup.cfg.in
@@ -20,7 +20,7 @@ console_scripts =
 	sqlite-to-cpp = sqlite_to_cpp:run_from_commandline
 
 [options]
-packages = sqlite-to-cpp
+packages = sqlite_to_cpp
 python_requires = >= 3.7
 setup_requires =
 	setuptools
diff --git a/sqlite-to-cpp/__init__.py b/sqlite_to_cpp/__init__.py
similarity index 100%
rename from sqlite-to-cpp/__init__.py
rename to sqlite_to_cpp/__init__.py
diff --git a/sqlite-to-cpp/__main__.py b/sqlite_to_cpp/__main__.py
similarity index 100%
rename from sqlite-to-cpp/__main__.py
rename to sqlite_to_cpp/__main__.py
diff --git a/sqlite-to-cpp/exit_codes.py b/sqlite_to_cpp/exit_codes.py
similarity index 100%
rename from sqlite-to-cpp/exit_codes.py
rename to sqlite_to_cpp/exit_codes.py