diff --git a/include/mbedtls/ssl_internal.h b/include/mbedtls/ssl_internal.h
index 46ade67..a2b23cb 100644
--- a/include/mbedtls/ssl_internal.h
+++ b/include/mbedtls/ssl_internal.h
@@ -149,7 +149,8 @@
     ( defined(MBEDTLS_AES_C)      ||                                  \
       defined(MBEDTLS_CAMELLIA_C) ||                                  \
       defined(MBEDTLS_ARIA_C)     ||                                  \
-      defined(MBEDTLS_DES_C) )
+      defined(MBEDTLS_DES_C)      ||                                  \
+      defined(MBEDTLS_BLOWFISH_C) )
 #define MBEDTLS_SSL_SOME_SUITES_USE_CBC
 #endif