diff --git a/src/WebSocketsClient.cpp b/src/WebSocketsClient.cpp
index 64b3f64..17cae29 100644
--- a/src/WebSocketsClient.cpp
+++ b/src/WebSocketsClient.cpp
@@ -179,6 +179,10 @@ void WebSocketsClient::loop(void) {
                 _client.ssl->setCACert((const uint8_t *)_CA_cert, strlen(_CA_cert) + 1);
 #else
 #error setCACert not implemented
+#endif
+            } else if(_fingerprint.length()) {
+#if defined(wificlientbearssl_h) && !defined(USING_AXTLS) && !defined(wificlientsecure_h)
+                _client.ssl->setFingerprint(_fingerprint.c_str());
 #endif
             }
         } else {