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 a8aa75ababa3..89d96d7fba02 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 = "sha256-8QwUZfR0eTjXE6IgjpYx9TcWf8WrrVWA0VfTUX+WVCc=";
+    hash = "sha256-86P0PsOyLtHfGE4HaTvH0nSVs3IialAmw+gyajfJrRE=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/by-name/ti/tinymist/package.nix b/pkgs/by-name/ti/tinymist/package.nix
index 88d407b868b1..f9d4b21e9201 100644
--- a/pkgs/by-name/ti/tinymist/package.nix
+++ b/pkgs/by-name/ti/tinymist/package.nix
@@ -18,17 +18,17 @@ rustPlatform.buildRustPackage rec {
   pname = "tinymist";
   # Please update the corresponding vscode extension when updating
   # this derivation.
-  version = "0.12.16";
+  version = "0.12.18";
 
   src = fetchFromGitHub {
     owner = "Myriad-Dreamin";
     repo = "tinymist";
     tag = "v${version}";
-    hash = "sha256-DwekAk1LkpK/48yzKc6Ry5GZ3oR/uH7+xpvT0LlSF00=";
+    hash = "sha256-/QalLr4kerOe+KooKY+Vq6FaGJyzGvaUHhUSu+LTphA=";
   };
 
   useFetchCargoVendor = true;
-  cargoHash = "sha256-LlZD/amKO/4dOo6xB5kz51igTDrkHbVQDquRpkMujVU=";
+  cargoHash = "sha256-D4UWFg22lnkqozsWAQydNSnOpDlw5AUhGCHHfuyihfU=";
 
   nativeBuildInputs = [
     installShellFiles