diff --git a/crates/languages/src/json.rs b/crates/languages/src/json.rs
index ac869232b6c213ae67e26639e6bf488ac2d3258c..11e67c15ce9c0b6abc6032647536c2968456b8a2 100644
--- a/crates/languages/src/json.rs
+++ b/crates/languages/src/json.rs
@@ -95,6 +95,10 @@ impl JsonLspAdapter {
                 "format": {
                     "enable": true,
                 },
+                "validate":
+                {
+                    "enable": true,
+                },
                 "schemas": [
                     {
                         "fileMatch": ["tsconfig.json"],