diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 2d19d6dbf5f6..0bea776c65f5 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -3863,8 +3863,8 @@ let
         mktplcRef = {
           publisher = "redhat";
           name = "vscode-yaml";
-          version = "1.19.1";
-          hash = "sha256-ZLuGtB7DjIVrcYomcwptwJxGmIjz0Vu1fCFqYb2XLk4=";
+          version = "1.20.0";
+          hash = "sha256-JETNAqekAesVKHkOYHMVLTzD2lx8Td0IFAoDTSEWigg=";
         };
         meta = {
           description = "YAML Language Support by Red Hat, with built-in Kubernetes syntax support";