diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c
index 6f5233d..8942a75 100644
--- a/drivers/mtd/devices/docg3.c
+++ b/drivers/mtd/devices/docg3.c
@@ -82,7 +82,7 @@ static inline u16 doc_readw(struct docg3 *docg3, u16 reg)
 static inline void doc_writeb(struct docg3 *docg3, u8 val, u16 reg)
 {
 	writeb(val, docg3->base + reg);
-	trace_docg3_io(1, 16, reg, val);
+	trace_docg3_io(1, 8, reg, val);
 }
 
 static inline void doc_writew(struct docg3 *docg3, u16 val, u16 reg)