diff --git a/nand.c b/nand.c
index 32d1e3d..3fa5254 100644
--- a/nand.c
+++ b/nand.c
@@ -37,7 +37,7 @@
 #define NAND_ALE_OFFSET     0x08
 #define NAND_CLE_OFFSET     0x10
 
-#define NAND_TIMEOUT       5000     /*us*/
+#define NAND_TIMEOUT       50000     /*us*/
 
 /* NAND flash commands */
 #define NAND_LO_PAGE        0x00