diff --git a/pkgs/development/python-modules/yalexs-ble/default.nix b/pkgs/development/python-modules/yalexs-ble/default.nix
index 337ffbf114c9..a38ecebdffdc 100644
--- a/pkgs/development/python-modules/yalexs-ble/default.nix
+++ b/pkgs/development/python-modules/yalexs-ble/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "yalexs-ble";
-  version = "2.4.2";
+  version = "2.4.3";
   format = "pyproject";
 
   disabled = pythonOlder "3.9";
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "bdraco";
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-A/4N3vmFuzg9vaPISs0P3KxRQZSquPpR1zYcYEePkTA=";
+    hash = "sha256-e+XTozOStGiYa4VBM/mQfcpYTapKe92OeZPuD5SwSIQ=";
   };
 
   nativeBuildInputs = [ poetry-core ];