diff --git a/config/source.json b/config/source.json
index a14ac41a..258b35e3 100644
--- a/config/source.json
+++ b/config/source.json
@@ -246,7 +246,7 @@
     },
     "ext-rdkafka": {
         "type": "ghtar",
-        "repo": "arnaud-lb/php-rdkafka",
+        "repo": "php-rdkafka/php-rdkafka",
         "path": "php-src/ext/rdkafka",
         "license": {
             "type": "file",
diff --git a/src/SPC/builder/unix/UnixBuilderBase.php b/src/SPC/builder/unix/UnixBuilderBase.php
index 1f16dab2..5584378a 100644
--- a/src/SPC/builder/unix/UnixBuilderBase.php
+++ b/src/SPC/builder/unix/UnixBuilderBase.php
@@ -464,9 +464,10 @@ abstract class UnixBuilderBase extends BuilderBase
                 "-tags={$muslTags}nobadger,nomysql,nopgx{$nobrotli}{$nowatcher}",
             'LD_LIBRARY_PATH' => BUILD_LIB_PATH,
         ], ...GoXcaddy::getEnvironment()];
+        $pgo = file_exists("{$frankenphpSourceDir}/caddy/frankenphp/default.pgo") ? "--pgo {$frankenphpSourceDir}/caddy/frankenphp/default.pgo " : '';
         shell()->cd(BUILD_BIN_PATH)
             ->setEnv($env)
-            ->exec("xcaddy build --output frankenphp {$xcaddyModules}");
+            ->exec("xcaddy build --output frankenphp {$pgo}{$xcaddyModules}");
 
         $this->deploySAPIBinary(BUILD_TARGET_FRANKENPHP);
     }
diff --git a/src/SPC/builder/unix/library/curl.php b/src/SPC/builder/unix/library/curl.php
index 904ae2fc..eb04c7c1 100644
--- a/src/SPC/builder/unix/library/curl.php
+++ b/src/SPC/builder/unix/library/curl.php
@@ -4,6 +4,7 @@ declare(strict_types=1);
 
 namespace SPC\builder\unix\library;
 
+use SPC\store\FileSystem;
 use SPC\util\executor\UnixCMakeExecutor;
 
 trait curl
@@ -33,8 +34,16 @@ trait curl
             )
             ->build();
 
-        // patch pkgconf
         $this->patchPkgconfPrefix(['libcurl.pc']);
+        // On glibc <2.28 without built-in pthreads, FindThreads sets
+        // INTERFACE_LINK_LIBRARIES to '-lpthread'
+        // curls .pc generator walks and prepends '-l' to each
+        // entry, resulting in -l-lpthread
+        FileSystem::replaceFileRegex(
+            BUILD_LIB_PATH . '/pkgconfig/libcurl.pc',
+            '/-l(-l\S+)/',
+            '$1'
+        );
         shell()->cd(BUILD_LIB_PATH . '/cmake/CURL/')
             ->exec("sed -ie 's|\"/lib/libcurl.a\"|\"" . BUILD_LIB_PATH . "/libcurl.a\"|g' CURLTargets-release.cmake");
     }
diff --git a/src/SPC/store/pkg/GoXcaddy.php b/src/SPC/store/pkg/GoXcaddy.php
index b4981ad9..ce15bf05 100644
--- a/src/SPC/store/pkg/GoXcaddy.php
+++ b/src/SPC/store/pkg/GoXcaddy.php
@@ -85,7 +85,7 @@ class GoXcaddy extends CustomPackage
                 'GOBIN' => "{$pkgroot}/go-xcaddy/bin",
                 'GOPATH' => "{$pkgroot}/go",
             ])
-            ->exec('CGO_ENABLED=0 go install github.com/caddyserver/xcaddy/cmd/xcaddy@latest');
+            ->exec('CGO_ENABLED=0 go install github.com/caddyserver/xcaddy/cmd/xcaddy@master');
     }
 
     public static function getEnvironment(): array
diff --git a/src/globals/test-extensions.php b/src/globals/test-extensions.php
index 6db808f6..e7f716b4 100644
--- a/src/globals/test-extensions.php
+++ b/src/globals/test-extensions.php
@@ -14,7 +14,7 @@ declare(strict_types=1);
 // test php version (8.1 ~ 8.4 available, multiple for matrix)
 $test_php_version = [
     // '8.1',
-    '8.2',
+    // '8.2',
     // '8.3',
     // '8.4',
     '8.5',
@@ -24,11 +24,11 @@ $test_php_version = [
 // test os (macos-15-intel, macos-15, ubuntu-latest, windows-latest are available)
 $test_os = [
     // 'macos-15-intel', // bin/spc for x86_64
-    'macos-15', // bin/spc for arm64
+    // 'macos-15', // bin/spc for arm64
     // 'ubuntu-latest', // bin/spc-alpine-docker for x86_64
-    // 'ubuntu-22.04', // bin/spc-gnu-docker for x86_64
+    'ubuntu-22.04', // bin/spc-gnu-docker for x86_64
     // 'ubuntu-24.04', // bin/spc for x86_64
-    // 'ubuntu-22.04-arm', // bin/spc-gnu-docker for arm64
+    'ubuntu-22.04-arm', // bin/spc-gnu-docker for arm64
     // 'ubuntu-24.04-arm', // bin/spc for arm64
     // 'windows-2022', // .\bin\spc.ps1
     // 'windows-2025',
@@ -50,7 +50,7 @@ $prefer_pre_built = true;
 
 // If you want to test your added extensions and libs, add below (comma separated, example `bcmath,openssl`).
 $extensions = match (PHP_OS_FAMILY) {
-    'Linux', 'Darwin' => 'swoole,mongodb',
+    'Linux', 'Darwin' => 'curl,gd',
     'Windows' => 'bcmath,brotli,bz2,ctype,curl,dom,exif,fileinfo,filter,ftp,gd,iconv,intl,mbregex,mbstring,mysqli,mysqlnd,opcache,openssl,pdo,pdo_mysql,pdo_pgsql,pgsql,session,simdjson,simplexml,sodium,sqlite3,tokenizer,xml,xmlreader,xmlwriter,zip,zlib',
 };