diff --git a/optima35/__init__.py b/src/optima35/__init__.py
similarity index 100%
rename from optima35/__init__.py
rename to src/optima35/__init__.py
diff --git a/optima35/core.py b/src/optima35/core.py
similarity index 100%
rename from optima35/core.py
rename to src/optima35/core.py
diff --git a/optima35/image_handler.py b/src/optima35/image_handler.py
similarity index 100%
rename from optima35/image_handler.py
rename to src/optima35/image_handler.py