diff --git a/flashchips.c b/flashchips.c
index b54c094..eceb8c3 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -6296,7 +6296,7 @@
 		.total_size	= 16384,
 		.page_size	= 256,
 		/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44 */
-		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR_EXT,
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR_EXT2,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -6462,7 +6462,7 @@
 		.total_size	= 8192,
 		.page_size	= 256,
 		/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44 */
-		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR_EXT,
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR_EXT2,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -6716,7 +6716,7 @@
 		.total_size	= 32768,
 		.page_size	= 256,
 		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN |
-				  FEATURE_WRSR_EXT | FEATURE_WRSR2,
+				  FEATURE_WRSR_EXT2 | FEATURE_WRSR2 | FEATURE_WRSR3,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -16963,7 +16963,8 @@
 		.page_size	= 256,
 		/* supports SFDP */
 		/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44, read ID 0x4B */
-		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR2,
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP |
+				  FEATURE_WRSR_EXT2 | FEATURE_WRSR2 | FEATURE_WRSR3,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -17853,7 +17854,8 @@
 		.page_size	= 256,
 		/* supports SFDP */
 		/* OTP: 1024B total, 256B reserved; read 0x48; write 0x42, erase 0x44, read ID 0x4B */
-		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_WRSR2,
+		.feature_bits	= FEATURE_WRSR_WREN | FEATURE_OTP |
+				  FEATURE_WRSR_EXT2 | FEATURE_WRSR2 | FEATURE_WRSR3,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,