diff --git a/src/go/types/api.go b/src/go/types/api.go
index f60c2ff7ee..00fac4a9a0 100644
--- a/src/go/types/api.go
+++ b/src/go/types/api.go
@@ -228,7 +228,7 @@ type Info struct {
 	// Similarly, no type is recorded for the (synthetic) FuncType
 	// node in a FuncDecl.Type field, since there is no corresponding
 	// syntactic function type expression in the source in this case
-	// Instead, the function type is found in the Defs.map entry for
+	// Instead, the function type is found in the Defs map entry for
 	// the corresponding function declaration.
 	Types map[ast.Expr]TypeAndValue