whcih -> which
diff --git a/src/abis_rsl.c b/src/abis_rsl.c
index f6f5f2f..94eb5bb 100644
--- a/src/abis_rsl.c
+++ b/src/abis_rsl.c
@@ -332,7 +332,7 @@
 	ci.chan_desc.oct3 = (TSC << 5) | ((arfcn & 0x3ff) >> 8);
 	ci.chan_desc.oct4 = arfcn & 0xff;
 
-	/* FIXME: we're sending BS power IE, whcih Abissim doesn't */
+	/* FIXME: we're sending BS power IE, which Abissim doesn't */
 	return rsl_chan_activate(ts->trx->bts, chan_nr, 0x00, &cm, &ci, 0x01, 0x0f, 0x00);
 }