diff --git a/go-socket b/go-socket
index 8caf477..14cb3ed 100755
Binary files a/go-socket and b/go-socket differ
diff --git a/http.go b/http.go
index 4e5d96e..0fe2b1a 100644
--- a/http.go
+++ b/http.go
@@ -2,8 +2,8 @@ package main
 
 import (
 	"context"
-	"encoding/binary"
 	json2 "encoding/json"
+	"fmt"
 	"maps"
 	"net/http"
 	"slices"
@@ -87,7 +87,7 @@ func getIfOwnerClientAndGroup(ctx context.Context, response *http.ResponseWriter
 	return client, group, nil
 }
 
-func HttpHandleNewUser(response http.ResponseWriter, request *http.Request) {
+func HttpHandleNewClient(response http.ResponseWriter, request *http.Request) {
 	if !isMethodAllowed(&response, request) {
 		return
 	}
@@ -131,7 +131,7 @@ func HttpHandleNewUser(response http.ResponseWriter, request *http.Request) {
 		return
 	}
 
-	response.WriteHeader(http.StatusAccepted)
+	response.WriteHeader(http.StatusCreated)
 	response.Write([]byte("created"))
 }
 
@@ -234,11 +234,8 @@ func HttpHandeNewGroup(response http.ResponseWriter, request *http.Request) {
 		http.Error(response, err.Error(), http.StatusInternalServerError)
 		return
 	}
-	groupIdBytes := make([]byte, 4)
-	binary.BigEndian.PutUint32(groupIdBytes, group.Id)
-
 	response.WriteHeader(http.StatusCreated)
-	response.Write(groupIdBytes)
+	fmt.Fprintf(response, "%d", group.Id)
 }
 
 func HttpHandleGroupAddClient(response http.ResponseWriter, request *http.Request) {
@@ -295,11 +292,7 @@ func HttpHandleGroupAddClient(response http.ResponseWriter, request *http.Reques
 	}
 
 	response.WriteHeader(http.StatusAccepted)
-	_, err = response.Write([]byte("ok"))
-	if err != nil {
-		http.Error(response, "internal server error", http.StatusInternalServerError)
-		return
-	}
+	response.Write([]byte("ok"))
 }
 
 func HttpHandleGroupRemoveClient(response http.ResponseWriter, request *http.Request) {
diff --git a/machine-client/index.html b/machine-client/index.html
index a221b74..2518623 100644
--- a/machine-client/index.html
+++ b/machine-client/index.html
@@ -88,7 +88,7 @@
   let ws = null;
   let activeForm = null;
 
-  const forms = {
+  var formDefs = {
     'new-client': {
       title: 'POST /new/client — register new user',
       fields: [
@@ -214,10 +214,10 @@
     }
 
     activeForm = name;
-    const def = forms[name];
+    const def = formDefs[name];
 
     // activate clicked button
-    const idx = Object.keys(forms).indexOf(name);
+    const idx = Object.keys(formDefs).indexOf(name);
     if (idx >= 0) {
       buttons[idx].classList.add('active');
       if (name === 'websocket') buttons[idx].classList.add('ws');
@@ -236,7 +236,7 @@
           ${f.hint ? `<span class="hint">${f.hint}</span>` : ''}
         </div>`;
       }
-      html += `<div class="form-actions"><button class="send" onclick="forms['${name}'].submit()">Send</button></div>`;
+      html += `<div class="form-actions"><button class="send" onclick="formDefs['${name}'].submit()">Send</button></div>`;
       fieldsEl.innerHTML = html;
     }
 
diff --git a/main.go b/main.go
index ec0656e..23f1065 100644
--- a/main.go
+++ b/main.go
@@ -17,7 +17,7 @@ func main() {
 	ctx := context.Background()
 	DbInit(ctx)
 
-	http.HandleFunc("/new/client", withCORS(HttpHandleNewUser))
+	http.HandleFunc("/new/client", withCORS(HttpHandleNewClient))
 	http.HandleFunc("/new/token", withCORS(HttpHandleNewToken))
 	http.HandleFunc("/new/group", withCORS(HttpHandeNewGroup))
 	http.HandleFunc("/mod/group/addclients", withCORS(HttpHandleGroupAddClient))