diff --git a/src/cmd/compile/internal/types2/issues_test.go b/src/cmd/compile/internal/types2/issues_test.go
index 95b9f94078..a8b70b8964 100644
--- a/src/cmd/compile/internal/types2/issues_test.go
+++ b/src/cmd/compile/internal/types2/issues_test.go
@@ -998,7 +998,7 @@ type S struct{ A }
 	}
 
 	got := S.String()
-	const want = "type p.S struct{p.A /* = []int */}"
+	const want = "type p.S struct{p.A}"
 	if got != want {
 		t.Fatalf("got %q; want %q", got, want)
 	}
diff --git a/src/cmd/compile/internal/types2/typestring.go b/src/cmd/compile/internal/types2/typestring.go
index 0e0da0f7f6..4b410af6b7 100644
--- a/src/cmd/compile/internal/types2/typestring.go
+++ b/src/cmd/compile/internal/types2/typestring.go
@@ -331,8 +331,6 @@ func (w *typeWriter) typ(typ Type) {
 		if w.ctxt != nil {
 			// TODO(gri) do we need to print the alias type name, too?
 			w.typ(Unalias(t.obj.typ))
-		} else {
-			w.string(fmt.Sprintf(" /* = %s */", Unalias(t.obj.typ)))
 		}
 
 	default:
diff --git a/src/go/types/issues_test.go b/src/go/types/issues_test.go
index c38459e488..91631fe9c7 100644
--- a/src/go/types/issues_test.go
+++ b/src/go/types/issues_test.go
@@ -1008,7 +1008,7 @@ type S struct{ A }
 	}
 
 	got := S.String()
-	const want = "type p.S struct{p.A /* = []int */}"
+	const want = "type p.S struct{p.A}"
 	if got != want {
 		t.Fatalf("got %q; want %q", got, want)
 	}
diff --git a/src/go/types/typestring.go b/src/go/types/typestring.go
index d5623d3d86..23bddb2673 100644
--- a/src/go/types/typestring.go
+++ b/src/go/types/typestring.go
@@ -334,8 +334,6 @@ func (w *typeWriter) typ(typ Type) {
 		if w.ctxt != nil {
 			// TODO(gri) do we need to print the alias type name, too?
 			w.typ(Unalias(t.obj.typ))
-		} else {
-			w.string(fmt.Sprintf(" /* = %s */", Unalias(t.obj.typ)))
 		}
 
 	default: