diff --git a/vlib/v/table/table.v b/vlib/v/table/table.v
index 4308489231..1f7dddfdde 100644
--- a/vlib/v/table/table.v
+++ b/vlib/v/table/table.v
@@ -487,11 +487,11 @@ pub fn (t &Table) check(got, expected Type) bool {
 	//
 	if exp_type_sym.kind == .interface_ {
 		info := exp_type_sym.info as Interface
-		println('gen_types before')
-		println(info.gen_types)
+		// println('gen_types before')
+		// println(info.gen_types)
 		info.gen_types << got_type_sym.name
-		println('adding gen_type $got_type_sym.name')
-		println(info.gen_types)
+		// println('adding gen_type $got_type_sym.name')
+		// println(info.gen_types)
 		return true
 	}
 	// allow enum value to be used as int
diff --git a/vlib/v/tests/interface_test.v b/vlib/v/tests/interface_test.v
index efa34997d7..b551868d98 100644
--- a/vlib/v/tests/interface_test.v
+++ b/vlib/v/tests/interface_test.v
@@ -37,8 +37,8 @@ fn perform_speak(s Speaker) {
 	s.speak()
 	assert true
 	name := s.name()
-       assert name == 'Dog' || name == 'Cat'
-       println(s.name())
+	assert name == 'Dog' || name == 'Cat'
+	println(s.name())
 }
 
 fn test_perform_speak() {
@@ -46,7 +46,7 @@ fn test_perform_speak() {
 	perform_speak(dog)
 	cat := Cat{}
 	perform_speak(cat)
-	//perform_speakers([dog, cat])
+	perform_speakers([dog, cat])
 	/*
 	f := Foo {
 		speaker: dog
@@ -54,7 +54,7 @@ fn test_perform_speak() {
 */
 }
 
-//fn perform_speakers(speakers []Speaker) {}
+fn perform_speakers(speakers []Speaker) {}
 
 /*
 interface Speak2er {