diff --git a/src/SPC/builder/extension/redis.php b/src/SPC/builder/extension/redis.php
index 952b004e6..4dd59565b 100644
--- a/src/SPC/builder/extension/redis.php
+++ b/src/SPC/builder/extension/redis.php
@@ -16,9 +16,11 @@ public function getUnixConfigureArg(bool $shared = false): string
         if ($this->isBuildStatic()) {
             $arg .= $this->builder->getExt('session')?->isBuildStatic() ? ' --enable-redis-session' : ' --disable-redis-session';
             $arg .= $this->builder->getExt('igbinary')?->isBuildStatic() ? ' --enable-redis-igbinary' : ' --disable-redis-igbinary';
+            $arg .= $this->builder->getExt('msgpack')?->isBuildStatic() ? ' --enable-redis-msgpack' : ' --disable-redis-msgpack';
         } else {
             $arg .= $this->builder->getExt('session') ? ' --enable-redis-session' : ' --disable-redis-session';
             $arg .= $this->builder->getExt('igbinary') ? ' --enable-redis-igbinary' : ' --disable-redis-igbinary';
+            $arg .= $this->builder->getExt('msgpack') ? ' --enable-redis-msgpack' : ' --disable-redis-msgpack';
         }
         if ($this->builder->getLib('zstd')) {
             $arg .= ' --enable-redis-zstd --with-libzstd="' . BUILD_ROOT_PATH . '"';
diff --git a/src/SPC/util/SPCConfigUtil.php b/src/SPC/util/SPCConfigUtil.php
index 17c5c500f..86d197c81 100644
--- a/src/SPC/util/SPCConfigUtil.php
+++ b/src/SPC/util/SPCConfigUtil.php
@@ -80,9 +80,7 @@ public function config(array $extensions = [], array $libraries = [], bool $incl
         }
         if ($this->builder->hasCpp()) {
             $libcpp = SPCTarget::getTargetOS() === 'Darwin' ? '-lc++' : '-lstdc++';
-            if (!str_contains($libs, $libcpp)) {
-                $libs .= " {$libcpp}";
-            }
+            $libs = str_replace($libcpp, '', $libs) . " {$libcpp}";
         }
 
         if ($this->libs_only_deps) {