diff --git a/crypto/openssl/include/internal/bio.h b/crypto/openssl/include/internal/bio.h
--- a/crypto/openssl/include/internal/bio.h
+++ b/crypto/openssl/include/internal/bio.h
@@ -46,9 +46,9 @@
  * BIO_FLAGS_KTLS_TX_CTRL_MSG means we are about to send a ctrl message next.
  * BIO_FLAGS_KTLS_RX means we are using ktls with this BIO for receiving.
  */
-# define BIO_FLAGS_KTLS_TX          0x800
 # define BIO_FLAGS_KTLS_TX_CTRL_MSG 0x1000
 # define BIO_FLAGS_KTLS_RX          0x2000
+# define BIO_FLAGS_KTLS_TX          0x4000
 
 /* KTLS related controls and flags */
 # define BIO_set_ktls_flag(b, is_tx) \
diff --git a/crypto/openssl/include/openssl/bio.h b/crypto/openssl/include/openssl/bio.h
--- a/crypto/openssl/include/openssl/bio.h
+++ b/crypto/openssl/include/openssl/bio.h
@@ -191,6 +191,8 @@
 # define BIO_FLAGS_NONCLEAR_RST  0x400
 # define BIO_FLAGS_IN_EOF        0x800
 
+/* the BIO FLAGS values 0x1000 to 0x4000 are reserved for internal KTLS flags */
+
 typedef union bio_addr_st BIO_ADDR;
 typedef struct bio_addrinfo_st BIO_ADDRINFO;