diff --git a/extension/native-messaging-host/src/native-messaging-host.cpp b/extension/native-messaging-host/src/native-messaging-host.cpp
index a00d4d0a..14593631 100644
--- a/extension/native-messaging-host/src/native-messaging-host.cpp
+++ b/extension/native-messaging-host/src/native-messaging-host.cpp
@@ -49,7 +49,7 @@ std::string keeweb_pipe_name() {
         std::cerr << "Error getting user: " << uv_err_name(err) << std::endl;
     } else {
 #if defined(WIN32) || defined(_WIN32) || defined(__WIN32)
-        pipe_name = "\\\\.pipe\\keeweb-browser-" + std::string{user_info.username} + ".sock";
+        pipe_name = "\\\\.\\pipe\\keeweb-browser-" + std::string{user_info.username};
 #else
         pipe_name = std::filesystem::temp_directory_path() /
                     ("keeweb-browser-" + std::to_string(user_info.uid) + ".sock");
diff --git a/extension/native-messaging-host/test/native-messaging-host-test.mjs b/extension/native-messaging-host/test/native-messaging-host-test.mjs
index 0e58d9ba..7665809a 100644
--- a/extension/native-messaging-host/test/native-messaging-host-test.mjs
+++ b/extension/native-messaging-host/test/native-messaging-host-test.mjs
@@ -6,15 +6,17 @@ import childProcess from 'child_process';
 import { expect } from 'chai';
 
 describe('KeeWeb extension native module host', function () {
-    const hostPath = 'build/keeweb-native-messaging-host';
     const extensionOrigin = 'keeweb-connect@keeweb.info';
 
     const userInfo = os.userInfo();
     let sockPath;
+    let hostPath;
     if (process.platform === 'win32') {
-        sockPath = `\\\\.pipe\\keeweb-browser-${userInfo.username}`;
+        sockPath = `\\\\.\\pipe\\keeweb-browser-${userInfo.username}`;
+        hostPath = 'build\\Debug\\keeweb-native-messaging-host.exe';
     } else {
         sockPath = path.join(os.tmpdir(), `keeweb-browser-${userInfo.uid}.sock`);
+        hostPath = 'build/keeweb-native-messaging-host';
     }
 
     let server;