diff --git a/src/internal.c b/src/internal.c
index 5acf7bf8c..df6ffe0c9 100644
--- a/src/internal.c
+++ b/src/internal.c
@@ -6871,7 +6871,7 @@ static int wolfSSLReceive(WOLFSSL* ssl, byte* buf, word32 sz)
 
 retry:
     recvd = ssl->CBIORecv(ssl, (char *)buf, (int)sz, ssl->IOCB_ReadCtx);
-    if (recvd < 0)
+    if (recvd < 0) {
         switch (recvd) {
             case WOLFSSL_CBIO_ERR_GENERAL:        /* general/unknown error */
                 return -1;
@@ -6926,8 +6926,10 @@ retry:
                 return -1;
 
             default:
+                WOLFSSL_MSG("Unexpected recv return code");
                 return recvd;
         }
+    }
 
     return recvd;
 }