diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index b2b9830..b3616b0 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -299,10 +299,10 @@
 #if defined(MBEDTLS_SSL_PROTO_TLS1_2)
 
 /* This macro determines whether CBC is supported. */
-#if defined(MBEDTLS_CIPHER_MODE_CBC) &&                               \
-    (defined(MBEDTLS_AES_C)      ||                                  \
-    defined(MBEDTLS_CAMELLIA_C) ||                                  \
-    defined(MBEDTLS_ARIA_C)     ||                                  \
+#if defined(MBEDTLS_SSL_HAVE_CBC)      &&                                  \
+    (defined(MBEDTLS_SSL_HAVE_AES)     ||                                  \
+    defined(MBEDTLS_SSL_HAVE_CAMELLIA) ||                                  \
+    defined(MBEDTLS_SSL_HAVE_ARIA)     ||                                  \
     defined(MBEDTLS_DES_C))
 #define MBEDTLS_SSL_SOME_SUITES_USE_CBC
 #endif
@@ -346,7 +346,7 @@
 #define MBEDTLS_SSL_MAC_ADD                 16
 #endif
 
-#if defined(MBEDTLS_CIPHER_MODE_CBC)
+#if defined(MBEDTLS_SSL_HAVE_CBC)
 #define MBEDTLS_SSL_PADDING_ADD            256
 #else
 #define MBEDTLS_SSL_PADDING_ADD              0