diff --git a/src/AppWrapper.h b/src/AppWrapper.h
index 9afc87b..64f2f26 100644
--- a/src/AppWrapper.h
+++ b/src/AppWrapper.h
@@ -232,7 +232,7 @@ void uWS_App(const FunctionCallbackInfo<Value> &args) {
                 return;
             }
             if (keyFileNameValue.getString().length()) {
-                keyFileName.append(keyFileNameValue.getString());
+                keyFileName = keyFileNameValue.getString();
                 ssl_options.key_file_name = keyFileName.c_str();
             }
 
@@ -242,7 +242,7 @@ void uWS_App(const FunctionCallbackInfo<Value> &args) {
                 return;
             }
             if (certFileNameValue.getString().length()) {
-                certFileName.append(certFileNameValue.getString());
+                certFileName = certFileNameValue.getString();
                 ssl_options.cert_file_name = certFileName.c_str();
             }
 
@@ -252,7 +252,7 @@ void uWS_App(const FunctionCallbackInfo<Value> &args) {
                 return;
             }
             if (passphraseValue.getString().length()) {
-                passphrase.append(passphraseValue.getString());
+                passphrase = passphraseValue.getString();
                 ssl_options.passphrase = passphrase.c_str();
             }
 
@@ -262,7 +262,7 @@ void uWS_App(const FunctionCallbackInfo<Value> &args) {
                 return;
             }
             if (dhParamsFileNameValue.getString().length()) {
-                dhParamsFileName.append(dhParamsFileNameValue.getString());
+                dhParamsFileName = dhParamsFileNameValue.getString();
                 ssl_options.dh_params_file_name = dhParamsFileName.c_str();
             }
 
diff --git a/uWebSockets b/uWebSockets
index b36607d..7ea680e 160000
--- a/uWebSockets
+++ b/uWebSockets
@@ -1 +1 @@
-Subproject commit b36607dac69271299db8302aafec247200a83e3d
+Subproject commit 7ea680e187be8db7d5a3133e049a1fd6a7800d3d