diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 5ff8557279cc..7207b0d506a0 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -4832,8 +4832,8 @@ let
         mktplcRef = {
           name = "uiua-vscode";
           publisher = "uiua-lang";
-          version = "0.0.44";
-          hash = "sha256-lumK7gcj/NIhiZKT6F++ZsTFKWw7ZVaKZgIsQvZAGs4=";
+          version = "0.0.52";
+          hash = "sha256-zFtu3AYnDxb/aMtkpiaItQtwLpynTVbSRGuqKv3SueM=";
         };
         meta = {
           description = "VSCode language extension for Uiua";
diff --git a/pkgs/by-name/ui/uiua/package.nix b/pkgs/by-name/ui/uiua/package.nix
index d2552459474f..20f50b0957a1 100644
--- a/pkgs/by-name/ui/uiua/package.nix
+++ b/pkgs/by-name/ui/uiua/package.nix
@@ -18,16 +18,16 @@ let
 in
 rustPlatform.buildRustPackage rec {
   pname = "uiua";
-  version = "0.11.1";
+  version = "0.12.2";
 
   src = fetchFromGitHub {
     owner = "uiua-lang";
     repo = "uiua";
     rev = version;
-    hash = "sha256-bK5Z6aoyZti46GLulpdxGPxHM+EfEVQgeAUY6fRc7YY=";
+    hash = "sha256-w/eB9EN3IrEDdwbMqj2w5YAZK/BImA/Xq2k9oRng7Zk=";
   };
 
-  cargoHash = "sha256-iq5V+FGOcK2opmA4ot0KF9ZToYWC82gRsRyVqftuFPA=";
+  cargoHash = "sha256-/DO/jkYaInoO0nMfflDuu7E08gk9D89m9ubeubHdvd8=";
 
   nativeBuildInputs =
     lib.optionals stdenv.isDarwin [ rustPlatform.bindgenHook ]