diff --git a/src/schemas/json/jsconfig.json b/src/schemas/json/jsconfig.json
index f7bf78f8d5b..119aae1e5e2 100644
--- a/src/schemas/json/jsconfig.json
+++ b/src/schemas/json/jsconfig.json
@@ -340,6 +340,10 @@
                 "description": "Emit '__importStar' and '__importDefault' helpers for runtime babel ecosystem compatibility and enable '--allowSyntheticDefaultImports' for typesystem compatibility. Requires TypeScript version 2.7 or later.",
                 "type": "boolean"
             },
+            "allowUmdGlobalAccess": {
+              "description": "Allow accessing UMD globals from modules.",
+              "type": "boolean"
+            },
             "keyofStringsOnly": {
                 "description": "Resolve 'keyof' to string valued property names only (no numbers or symbols). Requires TypeScript version 2.9 or later.",
                 "type": "boolean"
diff --git a/src/schemas/json/tsconfig.json b/src/schemas/json/tsconfig.json
index 38422717159..8371a944a97 100644
--- a/src/schemas/json/tsconfig.json
+++ b/src/schemas/json/tsconfig.json
@@ -89,12 +89,12 @@
             "incremental": {
               "description": "Enable incremental compilation.",
               "type": "boolean"
-            },            
+            },
               "tsBuildInfoFile": {
               "description": "Specify file to store incremental compilation information.",
               "type": "string"
             },
-              
+
             "inlineSourceMap": {
               "description": "Emit a single file with source maps instead of having a separate file.",
               "type": "boolean"
@@ -458,6 +458,10 @@
               "description": "Emit '__importStar' and '__importDefault' helpers for runtime babel ecosystem compatibility and enable '--allowSyntheticDefaultImports' for typesystem compatibility. Requires TypeScript version 2.7 or later.",
               "type": "boolean"
             },
+            "allowUmdGlobalAccess": {
+              "description": "Allow accessing UMD globals from modules.",
+              "type": "boolean"
+            },
             "keyofStringsOnly": {
                 "description": "Resolve 'keyof' to string valued property names only (no numbers or symbols). Requires TypeScript version 2.9 or later.",
                 "type": "boolean"