diff --git a/overlays/default.nix b/overlays/default.nix
index 8b48f5e..0ca8cec 100644
--- a/overlays/default.nix
+++ b/overlays/default.nix
@@ -52,6 +52,12 @@ self: super:
       version = "1.5.4";
       sha256 = "sha256-7iIwJJsoNbtTopc+BQ+195aSCLqdNAaGtMoxShyhBWY=";
     };
+    grafana.vscode-jsonnet = self.vscode-utils.extensionFromVscodeMarketplace {
+      name = "vscode-jsonnet";
+      publisher = "grafana";
+      version = "0.6.1";
+      sha256 = "sha256-8t/9EJs9Ly6C89jM6HdCbeAdIvjSfePKD2WQwBtuJI0=";
+    };
   };
 
   vimPlugins = self.lib.recursiveUpdate super.vimPlugins {
diff --git a/profiles/thomas/programs/vscode.nix b/profiles/thomas/programs/vscode.nix
index 30ecad9..a8baee7 100644
--- a/profiles/thomas/programs/vscode.nix
+++ b/profiles/thomas/programs/vscode.nix
@@ -36,6 +36,7 @@ in
           foxundermoon.shell-format
           github.vscode-github-actions
           golang.go
+          grafana.vscode-jsonnet
           Grafana.vscode-jsonnet
           hashicorp.terraform
           jnoortheen.nix-ide