diff --git a/pkgs/development/tools/just/default.nix b/pkgs/development/tools/just/default.nix
index 0a4ba7c346f2..f95483c144a2 100644
--- a/pkgs/development/tools/just/default.nix
+++ b/pkgs/development/tools/just/default.nix
@@ -12,17 +12,17 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "just";
-  version = "1.14.0";
+  version = "1.15.0";
   outputs = [ "out" "man" "doc" ];
 
   src = fetchFromGitHub {
     owner = "casey";
     repo = pname;
     rev = "refs/tags/${version}";
-    hash = "sha256-gItTmei+nxa56CoVv9xBmsOUH5AP48XNxdlHmXRqo2Y=";
+    hash = "sha256-r1YJ7L98aLAwBd3g+WlW/UijceR7t9z7aXSZZjlMNnM=";
   };
 
-  cargoHash = "sha256-iZh9M3QgTH0brh6DkKeQyJiCDmYFUggMiZWTkAGjggE=";
+  cargoHash = "sha256-Fx2BdSHo+W43ZM/SX1ccddXG9QHlftrupT2cbyT4KM0=";
 
   nativeBuildInputs = [ installShellFiles mdbook ];
   buildInputs = lib.optionals stdenv.isDarwin [ libiconv ];