diff --git a/tests/baselines/reference/thisTypeInFunctions.types b/tests/baselines/reference/thisTypeInFunctions.types
index 44bf23ad509..a2aaba4cdd7 100644
--- a/tests/baselines/reference/thisTypeInFunctions.types
+++ b/tests/baselines/reference/thisTypeInFunctions.types
@@ -453,7 +453,7 @@ let anyToSpecified: (this: { y: number }, x: number) => number = function(x: num
 >this : { y: number; }
 >y : number
 >x : number
->function(x: number): number { return x + 12; } : (x: number) => number
+>function(x: number): number { return x + 12; } : (this: { y: number; }, x: number) => number
 >x : number
 >x + 12 : number
 >x : number