diff --git a/drivers/media/dvb-frontends/si2168_priv.h b/drivers/media/dvb-frontends/si2168_priv.h
index 2a343e896f40..e7d963dbaf34 100644
--- a/drivers/media/dvb-frontends/si2168_priv.h
+++ b/drivers/media/dvb-frontends/si2168_priv.h
@@ -36,9 +36,9 @@ struct si2168 {
 };
 
 /* firmare command struct */
-#define SI2157_ARGLEN      30
+#define SI2168_ARGLEN      30
 struct si2168_cmd {
-	u8 args[SI2157_ARGLEN];
+	u8 args[SI2168_ARGLEN];
 	unsigned wlen;
 	unsigned rlen;
 };