diff --git a/src/app.js b/src/app.js
index 598ce2b..d2deea6 100644
--- a/src/app.js
+++ b/src/app.js
@@ -154,11 +154,6 @@ add_image_format("image/bmp;bpp=8", "256 Color Bitmap (*.bmp;*.dib)");
 add_image_format("image/bmp;bpp=24", "24-bit Bitmap (*.bmp;*.dib)");
 // add_image_format("image/bmp;bpp=32", "32-bit Bitmap (*.bmp;*.dib)");
 
-const get_file_extension = filePathOrName => {
-	const splitByDots = filePathOrName.split(/\./g);
-	return splitByDots[splitByDots.length - 1].toLowerCase();
-};
-
 const palette_formats = [];
 for (const [format_id, format] of Object.entries(AnyPalette.formats)) {
 	if (format.write) {
diff --git a/src/electron-injected.js b/src/electron-injected.js
index 0c8877a..089c289 100644
--- a/src/electron-injected.js
+++ b/src/electron-injected.js
@@ -68,8 +68,7 @@ const get_image_format_from_extension = (file_path_or_name_or_ext)=> {
 };
 
 window.save_to_file_path = (canvas, filePath, savedCallback) => {
-
-	const extension = get_file_extension(filePath);
+	const extension = (filePath.indexOf(/\./) > -1) && filePath.split(/\./g).pop().toLowerCase();
 	if (!extension) {
 		// @TODO: Linux/Unix?? you're not supposed to need file extensions
 		return show_error_message("Missing file extension - Try adding .png to the end of the file name");