diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
index 7f9d2c0..8123697 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -139,6 +139,13 @@ int  ngx_ssl_next_certificate_index;
 int  ngx_ssl_certificate_name_index;
 int  ngx_ssl_stapling_index;
 
+#ifdef WOLFSSL_NGINX
+void wolfSSL_Log(const int logLevel, const char *const logMessage)
+{
+    (void)logLevel;
+    ngx_log_stderr(0, "wolfSSL: %s", logMessage);
+}
+#endif
 
 ngx_int_t
 ngx_ssl_init(ngx_log_t *log)
@@ -168,6 +175,12 @@ ngx_ssl_init(ngx_log_t *log)
 
 #endif
 
+#ifdef WOLFSSL_NGINX
+    /* Turn on internal wolfssl debugging to stderr */
+    wolfSSL_SetLoggingCb(wolfSSL_Log);
+    wolfSSL_Debugging_ON();
+#endif
+
 #ifndef SSL_OP_NO_COMPRESSION
     {
     /*