diff --git a/src/drawing/font.h b/src/drawing/font.h
index 48a9f33540..8d6868e12e 100644
--- a/src/drawing/font.h
+++ b/src/drawing/font.h
@@ -22,7 +22,7 @@ enum {
 };
 
 typedef struct {
-	utf8 *filename;
+	const utf8 *filename;
 	int ptSize;
 	int offset_x;
 	int offset_y;
@@ -44,4 +44,4 @@ int font_get_size_from_sprite_base(uint16 spriteBase);
 int font_get_line_height(int fontSpriteBase);
 int font_get_line_height_small(int fontSpriteBase);
 
-#endif
\ No newline at end of file
+#endif
diff --git a/src/platform/windows.c b/src/platform/windows.c
index f9f6ae7efd..7fad01329f 100644
--- a/src/platform/windows.c
+++ b/src/platform/windows.c
@@ -75,7 +75,7 @@ __declspec(dllexport) int StartOpenRCT(HINSTANCE hInstance, HINSTANCE hPrevInsta
 
 	// Get command line arguments in standard form
 	argv = CommandLineToArgvA(lpCmdLine, &argc);
-	runGame = cmdline_run(argv, argc);
+	runGame = cmdline_run((const char **)argv, argc);
 	GlobalFree(argv);
 
 	if (runGame)