diff --git a/src/SPC/builder/linux/LinuxBuilder.php b/src/SPC/builder/linux/LinuxBuilder.php
index 722601d1..68548615 100644
--- a/src/SPC/builder/linux/LinuxBuilder.php
+++ b/src/SPC/builder/linux/LinuxBuilder.php
@@ -28,7 +28,7 @@ class LinuxBuilder extends UnixBuilderBase
         // check musl-cross make installed if we use musl-cross-make
         $arch = arch2gnu(php_uname('m'));
 
-        GlobalEnvManager::init($this);
+        GlobalEnvManager::init();
 
         if (getenv('SPC_LIBC') === 'musl' && !SystemUtil::isMuslDist()) {
             $this->setOptionIfNotExist('library_path', "LIBRARY_PATH=\"/usr/local/musl/{$arch}-linux-musl/lib\"");
diff --git a/src/SPC/builder/macos/MacOSBuilder.php b/src/SPC/builder/macos/MacOSBuilder.php
index d43aab4a..173ec954 100644
--- a/src/SPC/builder/macos/MacOSBuilder.php
+++ b/src/SPC/builder/macos/MacOSBuilder.php
@@ -28,7 +28,7 @@ class MacOSBuilder extends UnixBuilderBase
         $this->options = $options;
 
         // apply global environment variables
-        GlobalEnvManager::init($this);
+        GlobalEnvManager::init();
 
         // ---------- set necessary compile vars ----------
         // concurrency
diff --git a/src/SPC/builder/windows/WindowsBuilder.php b/src/SPC/builder/windows/WindowsBuilder.php
index c7643143..c7450050 100644
--- a/src/SPC/builder/windows/WindowsBuilder.php
+++ b/src/SPC/builder/windows/WindowsBuilder.php
@@ -33,7 +33,7 @@ class WindowsBuilder extends BuilderBase
     {
         $this->options = $options;
 
-        GlobalEnvManager::init($this);
+        GlobalEnvManager::init();
 
         // ---------- set necessary options ----------
         // set sdk (require visual studio 16 or 17)
diff --git a/src/SPC/util/GlobalEnvManager.php b/src/SPC/util/GlobalEnvManager.php
index 17785205..fa5c9cf5 100644
--- a/src/SPC/util/GlobalEnvManager.php
+++ b/src/SPC/util/GlobalEnvManager.php
@@ -4,7 +4,6 @@ declare(strict_types=1);
 
 namespace SPC\util;
 
-use SPC\builder\BuilderBase;
 use SPC\builder\linux\SystemUtil;
 use SPC\exception\RuntimeException;
 use SPC\exception\WrongUsageException;
@@ -24,11 +23,10 @@ class GlobalEnvManager
     /**
      * Initialize the environment variables
      *
-     * @param  null|BuilderBase    $builder Builder
      * @throws RuntimeException
      * @throws WrongUsageException
      */
-    public static function init(?BuilderBase $builder = null): void
+    public static function init(): void
     {
         // Check pre-defined env vars exists
         if (getenv('BUILD_ROOT_PATH') === false) {
@@ -37,7 +35,7 @@ class GlobalEnvManager
 
         // Define env vars for unix
         if (is_unix()) {
-            self::putenv('PATH=' . BUILD_ROOT_PATH . '/bin:' . getenv('PATH'));
+            self::addPathIfNotExists(BUILD_BIN_PATH);
             self::putenv('PKG_CONFIG=' . BUILD_BIN_PATH . '/pkg-config');
             self::putenv('PKG_CONFIG_PATH=' . BUILD_ROOT_PATH . '/lib/pkgconfig');
         }
@@ -55,10 +53,73 @@ class GlobalEnvManager
                 self::putenv("SPC_LINUX_DEFAULT_CXX={$arch}-linux-musl-g++");
                 self::putenv("SPC_LINUX_DEFAULT_AR={$arch}-linux-musl-ar");
                 self::putenv("SPC_LINUX_DEFAULT_LD={$arch}-linux-musl-ld");
-                GlobalEnvManager::putenv("PATH=/usr/local/musl/bin:/usr/local/musl/{$arch}-linux-musl/bin:" . getenv('PATH'));
+                self::addPathIfNotExists('/usr/local/musl/bin');
+                self::addPathIfNotExists("/usr/local/musl/{$arch}-linux-musl/bin");
             }
         }
 
+        $ini = self::readIniFile();
+
+        $default_put_list = [];
+        foreach ($ini['global'] as $k => $v) {
+            if (getenv($k) === false) {
+                $default_put_list[$k] = $v;
+                self::putenv("{$k}={$v}");
+            }
+        }
+        $os_ini = match (PHP_OS_FAMILY) {
+            'Windows' => $ini['windows'] ?? [],
+            'Darwin' => $ini['macos'] ?? [],
+            'Linux' => $ini['linux'] ?? [],
+            'BSD' => $ini['freebsd'] ?? [],
+            default => [],
+        };
+        foreach ($os_ini as $k => $v) {
+            if (getenv($k) === false) {
+                $default_put_list[$k] = $v;
+                self::putenv("{$k}={$v}");
+            }
+        }
+        // apply second time
+        $ini2 = self::readIniFile();
+
+        foreach ($ini2['global'] as $k => $v) {
+            if (isset($default_put_list[$k]) && $default_put_list[$k] !== $v) {
+                self::putenv("{$k}={$v}");
+            }
+        }
+        $os_ini2 = match (PHP_OS_FAMILY) {
+            'Windows' => $ini2['windows'] ?? [],
+            'Darwin' => $ini2['macos'] ?? [],
+            'Linux' => $ini2['linux'] ?? [],
+            'BSD' => $ini2['freebsd'] ?? [],
+            default => [],
+        };
+        foreach ($os_ini2 as $k => $v) {
+            if (isset($default_put_list[$k]) && $default_put_list[$k] !== $v) {
+                self::putenv("{$k}={$v}");
+            }
+        }
+    }
+
+    public static function putenv(string $val): void
+    {
+        f_putenv($val);
+        self::$env_cache[] = $val;
+    }
+
+    private static function addPathIfNotExists(string $path): void
+    {
+        if (is_unix() && !str_contains(getenv('PATH'), $path)) {
+            self::putenv("PATH={$path}:" . getenv('PATH'));
+        }
+    }
+
+    /**
+     * @throws WrongUsageException
+     */
+    private static function readIniFile(): array
+    {
         // Init env.ini file, read order:
         //      WORKING_DIR/config/env.ini
         //      ROOT_DIR/config/env.ini
@@ -100,28 +161,6 @@ class GlobalEnvManager
                 break;
             }
         }
-        self::applyConfig($ini['global']);
-        match (PHP_OS_FAMILY) {
-            'Windows' => self::applyConfig($ini['windows']),
-            'Darwin' => self::applyConfig($ini['macos']),
-            'Linux' => self::applyConfig($ini['linux']),
-            'BSD' => self::applyConfig($ini['freebsd']),
-            default => null,
-        };
-    }
-
-    public static function putenv(string $val): void
-    {
-        f_putenv($val);
-        self::$env_cache[] = $val;
-    }
-
-    private static function applyConfig(array $ini): void
-    {
-        foreach ($ini as $k => $v) {
-            if (getenv($k) === false) {
-                self::putenv($k . '=' . $v);
-            }
-        }
+        return $ini;
     }
 }