diff --git a/.github/workflows/default.yml b/.github/workflows/default.yml
index 15896a2..b7490de 100644
--- a/.github/workflows/default.yml
+++ b/.github/workflows/default.yml
@@ -186,7 +186,7 @@ jobs:
           python create_pyinstaller_file.py
           pyinstaller -w --noconfirm --hidden-import PySide6 `
                --add-data "${{ env.PROJ_DIR }}\resources;." `
-               -i ${{ env.PROJ_DIR }}\resources\icon.png `
+               -i ${{ env.PROJ_DIR }}\resources\icon.ico `
                --hidden-import pkg_resources `
                --workpath "${{ env.BUILD_DIR }}" `
                --distpath "${{ env.DIST_DIR }}" `
diff --git a/.gitignore b/.gitignore
index b6e4761..99efc91 100644
--- a/.gitignore
+++ b/.gitignore
@@ -127,3 +127,4 @@ dmypy.json
 
 # Pyre type checker
 .pyre/
+.DS_Store
diff --git a/project/resources/icon.ico b/project/resources/icon.ico
new file mode 100644
index 0000000..f62a82e
Binary files /dev/null and b/project/resources/icon.ico differ