How to add additional files into the dist-folder during a compilation (python -m PyInstaller tlum.spec)? I've added them to datas, but it's not helping a = Analysis( ['..\\src\\main.py'], pathex=[], binaries=[], datas=[ ("..\\assets\\data\\dictionary.txt","assets\\data"), ("..\\assets\\images\\error.png","assets\\images"), ("..\\assets\\images\\success.png","assets\\images"), ("..\\src\\component\\harmonica_widget.py","component"), ("..\\src\\template\\game_harmonica.kv","template"), ("..\\src\\template\\game_parrot.kv","template"), ("..\\src\\template\\game_phonetics.kv","template"), ("..\\src\\template\\main.kv","template"), ], hiddenimports=[], hookspath=[], hooksconfig={}, runtime_hooks=[], excludes=[], noarchive=False, optimize=0, ) Failing with an error: Traceback (most recent call last): File "main.py", line 71, in <module> File "kivy\app.py", line 955, in run File "kivy\app.py", line 925, in _run_prepare File "main.py", line 32, in build File "kivy\lang\builder.py", line 308, in load_file FileNotFoundError: [Errno 2] No such file or directory: 'template/main.kv' Only when I add needed folders/files into the dist folder, everything works. Sources: https://github.com/lyskouski/app-language/blob/main/windows/tlum.spec Continue reading...