diff --git a/pkgs/by-name/fl/flashgbx/package.nix b/pkgs/by-name/fl/flashgbx/package.nix
index 07af37b5dce2..cb5f803c63b3 100644
--- a/pkgs/by-name/fl/flashgbx/package.nix
+++ b/pkgs/by-name/fl/flashgbx/package.nix
@@ -8,13 +8,13 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "flashgbx";
-  version = "4.2";
+  version = "4.3";
 
   src = fetchFromGitHub {
     repo = "FlashGBX";
     owner = "lesserkuma";
     rev = "refs/tags/${version}";
-    hash = "sha256-3Oqr70+6BWlt+9M1gkzpcnXC4Q44e1SRI3ylYfMOI90=";
+    hash = "sha256-jPD+7bFU6k1+NRKRHwynEmZ0G6ZwnF8AZVuTqk5DjEY=";
   };
 
   desktopItems = [