diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 030de4b76eee..c74042465dd6 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -6172,6 +6172,12 @@
     githubId = 4085046;
     name = "Imuli";
   };
+  inclyc = {
+    email = "i@lyc.dev";
+    github = "inclyc";
+    githubId = 36667224;
+    name = "Yingchi Long";
+  };
   ineol = {
     email = "leo.stefanesco@gmail.com";
     github = "ineol";
diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 453d1eaaab05..dc3131a4b135 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -706,6 +706,22 @@ let
         };
       };
 
+      colejcummins.llvm-syntax-highlighting = buildVscodeMarketplaceExtension {
+        mktplcRef = {
+          name = "llvm-syntax-highlighting";
+          publisher = "colejcummins";
+          version = "0.0.3";
+          sha256 = "sha256-D5zLp3ruq0F9UFT9emgOBDLr1tya2Vw52VvCc40TtV0=";
+        };
+        meta = with lib; {
+          description = "Lightweight syntax highlighting for LLVM IR";
+          homepage = "https://github.com/colejcummins/llvm-syntax-highlighting";
+          downloadPage = "https://marketplace.visualstudio.com/items?itemName=colejcummins.llvm-syntax-highlighting";
+          maintainers = with lib.maintainers; [ inclyc ];
+          license = licenses.mit;
+        };
+      };
+
       coolbear.systemd-unit-file = buildVscodeMarketplaceExtension {
         mktplcRef = {
           publisher = "coolbear";