diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 64fcc74388e9..227c59f526f9 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -3004,8 +3004,8 @@ let
         mktplcRef = {
           name = "rainbow-csv";
           publisher = "mechatroner";
-          version = "3.20.0";
-          hash = "sha256-qQ05km8jLLoMFItVbgVWNXmmaBDWd0Bcbq88HPaRdWs=";
+          version = "3.21.0";
+          hash = "sha256-IPgPE5vM9tzHPioRBZeJs4hqut6t++SjZJlHnz/ismA=";
         };
         meta = {
           changelog = "https://marketplace.visualstudio.com/items/mechatroner.rainbow-csv/changelog";