diff --git a/ccminer.cpp b/ccminer.cpp
index 85f3a41..ee98ea8 100644
--- a/ccminer.cpp
+++ b/ccminer.cpp
@@ -1042,11 +1042,11 @@ static void stratum_gen_work(struct stratum_ctx *sctx, struct work *work)
 		case ALGO_FRESH:
 		case ALGO_FUGUE256:
 		case ALGO_GROESTL:
-		//case ALGO_QUBIT:
 			diff_to_target(work->target, sctx->job.diff / (256.0 * opt_difficulty));
 			break;
 		case ALGO_KECCAK:
 		case ALGO_LYRA2:
+		case ALGO_QUBIT:
 			diff_to_target(work->target, sctx->job.diff / (128.0 * opt_difficulty));
 			break;
 		default: