diff --git a/spiOverJtag/spiOverJtag_xcvu9p-flgb2104.bit.gz b/spiOverJtag/spiOverJtag_xcvu9p-flgb2104.bit.gz
new file mode 100644
index 0000000..c52ac08
Binary files /dev/null and b/spiOverJtag/spiOverJtag_xcvu9p-flgb2104.bit.gz differ
diff --git a/src/spiFlash.cpp b/src/spiFlash.cpp
index e60f4bd..9d57554 100644
--- a/src/spiFlash.cpp
+++ b/src/spiFlash.cpp
@@ -98,7 +98,8 @@ int SPIFlash::bulk_erase(bool verbose, bool skip_bp_check)
 {
 	int ret = 0, ret2 = 0;
 	uint8_t bp = 0;
-	uint32_t timeout=1000000;
+    // timeout my be selected on flash size 
+	uint32_t timeout=2000000;
 	if (!skip_bp_check) {
 		if (verbose)
 			printInfo("Check Flash Protection: ", false);