diff --git a/pkgs/applications/editors/vscode/extensions/myriad-dreamin.tinymist/default.nix b/pkgs/applications/editors/vscode/extensions/myriad-dreamin.tinymist/default.nix
index 77324b96a488..65986e2fa395 100644
--- a/pkgs/applications/editors/vscode/extensions/myriad-dreamin.tinymist/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/myriad-dreamin.tinymist/default.nix
@@ -11,7 +11,7 @@ vscode-utils.buildVscodeMarketplaceExtension {
     name = "tinymist";
     publisher = "myriad-dreamin";
     inherit (tinymist) version;
-    hash = "sha256-EgLt/bF0pdWyfSxwTGSv2Z0GxCZ2cJ9+n3UnTWdD1LE=";
+    hash = "sha256-8EjKZl0fWpdgaYHeZDTbVS8EpwbVpt9pYWXq85u1bEQ=";
   };
 
   __structuredAttrs = true;
diff --git a/pkgs/by-name/ti/tinymist/package.nix b/pkgs/by-name/ti/tinymist/package.nix
index f02221ed9ea8..5448fd0aecf6 100644
--- a/pkgs/by-name/ti/tinymist/package.nix
+++ b/pkgs/by-name/ti/tinymist/package.nix
@@ -15,7 +15,7 @@ rustPlatform.buildRustPackage (finalAttrs: {
   pname = "tinymist";
   # Please update the corresponding vscode extension when updating
   # this derivation.
-  version = "0.14.18";
+  version = "0.14.21";
 
   __structuredAttrs = true;
 
@@ -23,10 +23,10 @@ rustPlatform.buildRustPackage (finalAttrs: {
     owner = "Myriad-Dreamin";
     repo = "tinymist";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-udA5W6AhK11zuFmfedDueRY01Rr2ZXmbN5DrIcuvbVo=";
+    hash = "sha256-8u3hWzbFY/qwUKDvoESVJODNQdxyV/c36iz6M1sCQ5A=";
   };
 
-  cargoHash = "sha256-L+U47ZYtU51wRjDD1lMyxoYaKZIUnyuZ0C885YnBauA=";
+  cargoHash = "sha256-Wt885VcPCv7uNSuhHa9LuuWsfCOwz711N6E8YqXYsMI=";
 
   nativeBuildInputs = [
     installShellFiles