diff --git a/session.vim b/session.vim
index c375d631f..ec603efed 100644
--- a/session.vim
+++ b/session.vim
@@ -1,7 +1,7 @@
 " Scan the following dirs recursively for tags
 let g:project_tags_dirs = ['kitty', 'kittens']
-let g:syntastic_python_checkers = ['mypy', 'flake8']
-let g:syntastic_python_mypy_exec = './mypy-editor-integration'
+let g:ale_linters = {'python': ['mypy', 'flake8'], }
+let g:ale_python_mypy_executable = './mypy-editor-integration'
 let g:ycm_python_binary_path = 'python3'
 set wildignore+==template.py
 set wildignore+=tags