diff --git a/accounts/abi/type.go b/accounts/abi/type.go
index 3538bd992c..2fd11ac123 100644
--- a/accounts/abi/type.go
+++ b/accounts/abi/type.go
@@ -252,15 +252,11 @@ func (t Type) GetType() reflect.Type {
 	case FixedBytesTy:
 		return reflect.ArrayOf(t.Size, reflect.TypeFor[byte]())
 	case BytesTy:
-		return reflect.SliceOf(reflect.TypeFor[byte]())
-	case HashTy:
-		// hashtype currently not used
-		return reflect.ArrayOf(32, reflect.TypeFor[byte]())
-	case FixedPointTy:
-		// fixedpoint type currently not used
-		return reflect.ArrayOf(32, reflect.TypeFor[byte]())
+		return reflect.TypeFor[[]byte]()
+	case HashTy, FixedPointTy: // currently not used
+		return reflect.TypeFor[[32]byte]()
 	case FunctionTy:
-		return reflect.ArrayOf(24, reflect.TypeFor[byte]())
+		return reflect.TypeFor[[24]byte]()
 	default:
 		panic("Invalid type")
 	}