diff --git a/src/ssl.c b/src/ssl.c
index 5d5969a57..2e951a931 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -18788,6 +18788,9 @@ int wolfSSL_EVP_MD_type(const WOLFSSL_EVP_MD *md)
                 WOLFSSL_MSG("Mode Not Implemented");
         }
 
+        /* SSL_MODE_AUTO_RETRY
+         * Should not return -1 with renegotiation on read/write */
+
         return mode;
     }
 #endif
diff --git a/wolfssl/ssl.h b/wolfssl/ssl.h
index 6e5186c3b..2155bedb5 100644
--- a/wolfssl/ssl.h
+++ b/wolfssl/ssl.h
@@ -1698,6 +1698,8 @@ enum {
     SSL_CB_MODE_WRITE = 2,
 
     SSL_MODE_ENABLE_PARTIAL_WRITE = 2,
+    SSL_MODE_AUTO_RETRY = 3, /* wolfSSL default is to block with blocking io
+                              * and auto retry */
     SSL_MODE_RELEASE_BUFFERS = -1, /* For libwebsockets build. No current use. */
 
     BIO_FLAGS_BASE64_NO_NL = 1,