Parallel
Galatians 1:7
Nestle 1904 Greek New Testament · Berean Standard Bible
ὃ οὐκ ἔστιν ἄλλο εἰ μή τινές εἰσιν οἱ ταράσσοντες ὑμᾶς καὶ θέλοντες μεταστρέψαι τὸ εὐαγγέλιον τοῦ Χριστοῦ
which is not even a gospel. Evidently some people are troubling you and trying to distort the gospel of Christ.