diff --git a/config/lib.json b/config/lib.json
index df55c82d..f4d48e88 100644
--- a/config/lib.json
+++ b/config/lib.json
@@ -440,10 +440,8 @@
             "libonig.a"
         ],
         "static-libs-windows": [
-            [
-                "onig.lib",
-                "onig_a.lib"
-            ]
+            "onig.lib",
+            "onig_a.lib"
         ],
         "headers": [
             "oniggnu.h",
diff --git a/src/SPC/builder/extension/mbregex.php b/src/SPC/builder/extension/mbregex.php
index eca3d5ee..be1290d1 100644
--- a/src/SPC/builder/extension/mbregex.php
+++ b/src/SPC/builder/extension/mbregex.php
@@ -31,4 +31,16 @@ class mbregex extends Extension
             throw new RuntimeException('extension ' . $this->getName() . ' failed compile check: compiled php-cli mbstring extension does not contain regex !');
         }
     }
+
+    public function runCliCheckWindows(): void
+    {
+        [$ret, $out] = cmd()->execWithResult(BUILD_ROOT_PATH . '/bin/php --ri "mbstring"', false);
+        if ($ret !== 0) {
+            throw new RuntimeException('extension ' . $this->getName() . ' failed compile check: compiled php-cli does not contain mbstring !');
+        }
+        $out = implode("\n", $out);
+        if (!str_contains($out, 'regex')) {
+            throw new RuntimeException('extension ' . $this->getName() . ' failed compile check: compiled php-cli mbstring extension does not contain regex !');
+        }
+    }
 }
diff --git a/src/SPC/builder/extension/mbstring.php b/src/SPC/builder/extension/mbstring.php
index 2318208e..5fcb88bd 100644
--- a/src/SPC/builder/extension/mbstring.php
+++ b/src/SPC/builder/extension/mbstring.php
@@ -15,6 +15,8 @@ class mbstring extends Extension
         $arg = '--enable-mbstring';
         if ($this->builder->getExt('mbregex') === null) {
             $arg .= ' --disable-mbregex';
+        } else {
+            $arg .= ' --enable-mbregex';
         }
         return $arg;
     }
diff --git a/src/SPC/builder/windows/library/curl.php b/src/SPC/builder/windows/library/curl.php
index 5f8443a0..4423a16c 100644
--- a/src/SPC/builder/windows/library/curl.php
+++ b/src/SPC/builder/windows/library/curl.php
@@ -29,6 +29,7 @@ class curl extends WindowsLibraryBase
                 '-DUSE_ZLIB=ON ' .
                 '-DCURL_USE_OPENSSL=ON ' .
                 '-DCURL_USE_LIBLSSH2=ON ' .
+                '-DUSE_NGHTTP2=ON ' . // php-src with curl needs nghttp2
                 '-DCMAKE_INSTALL_PREFIX=' . BUILD_ROOT_PATH . ' '
             )
             ->execWithWrapper(
diff --git a/src/SPC/builder/windows/library/onig.php b/src/SPC/builder/windows/library/onig.php
new file mode 100644
index 00000000..11ce815e
--- /dev/null
+++ b/src/SPC/builder/windows/library/onig.php
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\windows\library;
+
+use SPC\store\FileSystem;
+
+class onig extends WindowsLibraryBase
+{
+    public const NAME = 'onig';
+
+    protected function build(): void
+    {
+        // reset cmake
+        FileSystem::resetDir($this->source_dir . '\build');
+
+        // start build
+        cmd()->cd($this->source_dir)
+            ->execWithWrapper(
+                $this->builder->makeSimpleWrapper('cmake'),
+                '-B build ' .
+                '-A x64 ' .
+                "-DCMAKE_TOOLCHAIN_FILE={$this->builder->cmake_toolchain_file} " .
+                '-DCMAKE_BUILD_TYPE=Release ' .
+                '-DBUILD_SHARED_LIBS=OFF ' .
+                '-DBUILD_STATIC_LIBS=ON ' .
+                '-DMSVC_STATIC_RUNTIME=ON ' .
+                '-DCMAKE_INSTALL_PREFIX=' . BUILD_ROOT_PATH . ' '
+            )
+            ->execWithWrapper(
+                $this->builder->makeSimpleWrapper('cmake'),
+                "--build build --config Release --target install -j{$this->builder->concurrency}"
+            );
+        copy(BUILD_LIB_PATH . '/onig.lib', BUILD_LIB_PATH . '/onig_a.lib');
+    }
+}
diff --git a/src/globals/test-extensions.php b/src/globals/test-extensions.php
index 3e00b921..29c0e0a1 100644
--- a/src/globals/test-extensions.php
+++ b/src/globals/test-extensions.php
@@ -14,7 +14,8 @@ declare(strict_types=1);
 // If you want to test your added extensions and libs, add below (comma separated, example `bcmath,openssl`).
 $extensions = match (PHP_OS_FAMILY) {
     'Linux', 'Darwin' => 'event,gettext',
-    'Windows' => 'mbstring,pdo_sqlite',
+    'Linux', 'Darwin' => 'event,gettext',
+    'Windows' => 'mbstring,pdo_sqlite,mbregex',
 };
 
 // If you want to test lib-suggests feature with extension, add them below (comma separated, example `libwebp,libavif`).