diff --git a/pkgs/misc/emulators/proton-caller/default.nix b/pkgs/misc/emulators/proton-caller/default.nix
index a69c1b3763ee..0c3b786c11f5 100644
--- a/pkgs/misc/emulators/proton-caller/default.nix
+++ b/pkgs/misc/emulators/proton-caller/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "proton-caller";
-  version = "2.3.0";
+  version = "2.3.1";
 
   src = fetchFromGitHub {
     owner = "caverym";
     repo = pname;
     rev = version;
-    sha256 = "1rj0f8jzmrvj6gz1rcdjmxdqk2i5cxhz9ji4217kwyb6h1h0jmdk";
+    sha256 = "sha256-GFZX+ss6LRosCsOuzjLu15BCdImhxH2D2kZQzF8zA90=";
   };
 
-  cargoSha256 = "165kzza1m8h37y1ir0d0hp0z645h4ihkyj83fii69f18gk47r3kg";
+  cargoSha256 = "sha256-8HaMmvSUI5Zttlsx5tewwIR+iKBlp4w8XlRfI0tyBas=";
 
   meta = with lib; {
     description = "Run Windows programs with Proton";