diff --git a/tests/baselines/reference/jsdocDisallowedInTypescript.errors.txt b/tests/baselines/reference/jsdocDisallowedInTypescript.errors.txt
index 01b819f13af..2823981cc95 100644
--- a/tests/baselines/reference/jsdocDisallowedInTypescript.errors.txt
+++ b/tests/baselines/reference/jsdocDisallowedInTypescript.errors.txt
@@ -1,52 +1,94 @@
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(2,15): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(4,15): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(4,32): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(7,20): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(10,18): error TS8020: JSDoc types can only be used inside documentation comments.
 tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(11,12): error TS2554: Expected 1 arguments, but got 2.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(13,14): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(14,11): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(15,8): error TS8020: JSDoc types can only be used inside documentation comments.
 tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(16,5): error TS2322: Type 'boolean[]' is not assignable to type 'boolean | undefined'.
   Type 'boolean[]' is not assignable to type 'false'.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(16,15): error TS8020: JSDoc types can only be used inside documentation comments.
 tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(16,15): error TS8028: JSDoc '...' may only appear in the last parameter of a signature.
-tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(19,5): error TS2322: Type 'undefined' is not assignable to type 'never'.
-tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(19,17): error TS2322: Type 'number' is not assignable to type 'boolean'.
-tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(19,25): error TS1110: Type expected.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(17,11): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(18,17): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(19,5): error TS2322: Type 'undefined' is not assignable to type 'number | null'.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(19,17): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(21,16): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(22,16): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(23,17): error TS8020: JSDoc types can only be used inside documentation comments.
+tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(24,17): error TS8020: JSDoc types can only be used inside documentation comments.
 tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts(24,17): error TS8028: JSDoc '...' may only appear in the last parameter of a signature.
 
 
-==== tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts (7 errors) ====
+==== tests/cases/conformance/jsdoc/jsdocDisallowedInTypescript.ts (21 errors) ====
     // grammar error from checker
     var ara: Array.<number> = [1,2,3];
+                  ~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     
     function f(x: ?number, y: Array.<number>) {
+                  ~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
+                                   ~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
         return x ? x + y[1] : y[0];
     }
     function hof(ctor: function(new: number, string)) {
+                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
         return new ctor('hi');
     }
     function hof2(f: function(this: number, string): string) {
+                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
         return f(12, 'hullo');
                ~~~~~~~~~~~~~~
 !!! error TS2554: Expected 1 arguments, but got 2.
     }
     var whatevs: * = 1001;
+                 ~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var ques: ? = 'what';
+              ~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var g: function(number, number): number = (n,m) => n + m;
+           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var variadic: ...boolean = [true, false, true];
         ~~~~~~~~
 !!! error TS2322: Type 'boolean[]' is not assignable to type 'boolean | undefined'.
 !!! error TS2322:   Type 'boolean[]' is not assignable to type 'false'.
                   ~~~~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
+                  ~~~~~~~~~~
 !!! error TS8028: JSDoc '...' may only appear in the last parameter of a signature.
     var most: !string = 'definite';
+              ~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var postfixdef: number! = 101;
+                    ~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var postfixopt: number? = undefined;
         ~~~~~~~~~~
-!!! error TS2322: Type 'undefined' is not assignable to type 'never'.
-                    ~~~~~~
-!!! error TS2322: Type 'number' is not assignable to type 'boolean'.
-                            ~
-!!! error TS1110: Type expected.
+!!! error TS2322: Type 'undefined' is not assignable to type 'number | null'.
+                    ~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     
     var nns: Array<?number>;
+                   ~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var dns: Array<!number>;
+                   ~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var anys: Array<*>;
+                    ~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
     var vars: Array<...number>;
                     ~~~~~~~~~
+!!! error TS8020: JSDoc types can only be used inside documentation comments.
+                    ~~~~~~~~~
 !!! error TS8028: JSDoc '...' may only appear in the last parameter of a signature.
     
     
\ No newline at end of file
diff --git a/tests/baselines/reference/jsdocDisallowedInTypescript.types b/tests/baselines/reference/jsdocDisallowedInTypescript.types
index 1028d9300bd..8fe4a032f20 100644
--- a/tests/baselines/reference/jsdocDisallowedInTypescript.types
+++ b/tests/baselines/reference/jsdocDisallowedInTypescript.types
@@ -80,9 +80,7 @@ var postfixdef: number! = 101;
 >101 : 101
 
 var postfixopt: number? = undefined;
->postfixopt : never
-> : No type information available!
-> : No type information available!
+>postfixopt : number | null
 >undefined : undefined
 
 var nns: Array<?number>;