As everyone already pointed out, e6 solves all your problem. However, let me add that the Sicilian structure with g6 and e6 is not bad at all if white cannot open the position with d4, and since white has used a temp on Bc4 you'll have time to clamp onto d4 via Nc6 and Bg7.
As everyone already pointed out, e6 solves all your problem. However, let me add that the Sicilian structure with g6 and e6 is not bad at all if white cannot open the position with d4, and since white has used a temp on Bc4 you'll have time to clamp onto d4 via Nc6 and Bg7.