diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index d3bd137fa747..a495c45ee649 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -451,7 +451,7 @@ static u32 clear_idx;
 #else
 #define PREFIX_MAX		32
 #endif
-#define LOG_LINE_MAX		(1024 - PREFIX_MAX)
+#define LOG_LINE_MAX		(3072 - PREFIX_MAX)
 
 #define LOG_LEVEL(v)		((v) & 0x07)
 #define LOG_FACILITY(v)		((v) >> 3 & 0xff)