diff --git a/pkgs/applications/science/logic/dafny/default.nix b/pkgs/applications/science/logic/dafny/default.nix
index 83d472c1abb1..acf4f05000bf 100644
--- a/pkgs/applications/science/logic/dafny/default.nix
+++ b/pkgs/applications/science/logic/dafny/default.nix
@@ -8,13 +8,13 @@
 
 buildDotnetModule rec {
   pname = "Dafny";
-  version = "4.5.0";
+  version = "4.6.0";
 
   src = fetchFromGitHub {
     owner = "dafny-lang";
     repo = "dafny";
     rev = "v${version}";
-    hash = "sha256-NsQhJY++IaLyFc5jqo7TyZBcz0P8VUizGLxdIe9KEO4=";
+    hash = "sha256-3t0drxM7PZzrLbxBKYa6Gja2u6GK6Pc+ejoswag3P3k=";
   };
 
   postPatch = ''