diff --git a/src/SPC/builder/Extension.php b/src/SPC/builder/Extension.php
index 3152dd3e..0cda99b6 100644
--- a/src/SPC/builder/Extension.php
+++ b/src/SPC/builder/Extension.php
@@ -336,7 +336,7 @@ class Extension
         if ($this->patchBeforeSharedConfigure()) {
             logger()->info('ext [ . ' . $this->getName() . '] patching before shared configure');
         }
-        
+
         shell()->cd($this->source_dir)
             ->setEnv($env)
             ->execWithEnv('./configure ' . $this->getUnixConfigureArg(true) . ' --with-php-config=' . BUILD_BIN_PATH . '/php-config --with-pic')
diff --git a/src/SPC/builder/extension/curl.php b/src/SPC/builder/extension/curl.php
index 0fd2b90b..4779e67c 100644
--- a/src/SPC/builder/extension/curl.php
+++ b/src/SPC/builder/extension/curl.php
@@ -74,7 +74,6 @@ class curl extends Extension
         // Match the line containing PHP_CHECK_LIBRARY for curl
         $pattern = '/(PHP_CHECK_LIBRARY\(\[curl],\s*\[curl_easy_perform],)/';
 
-
         // Restore LIBS after the check — append this just after the macro block
         $restore = '
   LIBS="$save_LIBS"';
@@ -87,13 +86,13 @@ class curl extends Extension
         // Inject restore after the matching PHP_CHECK_LIBRARY block
         $patched = preg_replace(
             '/(PHP_CHECK_LIBRARY\(\[curl],\s*\[curl_easy_perform],.*?\)\n)/s',
-            "$1$restore\n",
+            "$1{$restore}\n",
             $patched,
             1
         );
 
         if ($patched === null) {
-            throw new \RuntimeException("Failed to patch config.m4 due to a regex error");
+            throw new \RuntimeException('Failed to patch config.m4 due to a regex error');
         }
 
         FileSystem::writeFile($file, $patched);
diff --git a/src/SPC/builder/extension/mbregex.php b/src/SPC/builder/extension/mbregex.php
index b7d174ff..1f169e1a 100644
--- a/src/SPC/builder/extension/mbregex.php
+++ b/src/SPC/builder/extension/mbregex.php
@@ -21,11 +21,6 @@ class mbregex extends Extension
         return '';
     }
 
-    public function buildUnixShared(): void
-    {
-        print('mbregex is already built as part of mbstring, skipping build' . PHP_EOL);
-    }
-
     /**
      * mbregex is not an extension, we need to overwrite the default check.
      */
diff --git a/src/SPC/builder/extension/sqlsrv.php b/src/SPC/builder/extension/sqlsrv.php
index 22aef95b..f6cd21a0 100644
--- a/src/SPC/builder/extension/sqlsrv.php
+++ b/src/SPC/builder/extension/sqlsrv.php
@@ -64,5 +64,6 @@ class sqlsrv extends Extension
         // check shared extension with php-cli
         if (file_exists(BUILD_BIN_PATH . '/php')) {
             $this->runSharedExtensionCheckUnix();
-        }    }
+        }
+    }
 }
diff --git a/src/SPC/builder/extension/xml.php b/src/SPC/builder/extension/xml.php
index 3c8b5dff..bd64d346 100644
--- a/src/SPC/builder/extension/xml.php
+++ b/src/SPC/builder/extension/xml.php
@@ -29,7 +29,7 @@ class xml extends Extension
             'simplexml' => '--enable-simplexml',
             default => throw new RuntimeException('Not accept non-xml extension'),
         };
-        $arg .= ($shared ? '=shared' : '' ) . ' --with-libxml="' . BUILD_ROOT_PATH . '"';
+        $arg .= ($shared ? '=shared' : '') . ' --with-libxml="' . BUILD_ROOT_PATH . '"';
         return $arg;
     }
 
diff --git a/src/SPC/builder/traits/UnixLibraryTrait.php b/src/SPC/builder/traits/UnixLibraryTrait.php
index 45de0cf4..962f257f 100644
--- a/src/SPC/builder/traits/UnixLibraryTrait.php
+++ b/src/SPC/builder/traits/UnixLibraryTrait.php
@@ -95,8 +95,8 @@ trait UnixLibraryTrait
             logger()->debug('Patching ' . $realpath);
             // replace prefix
             $file = FileSystem::readFile($realpath);
-            $file =  str_replace(' /lib/', ' ' . BUILD_LIB_PATH . '/', $file);
-            $file = preg_replace("/^libdir=.*$/m", "libdir='" . BUILD_LIB_PATH . "'", $file);
+            $file = str_replace(' /lib/', ' ' . BUILD_LIB_PATH . '/', $file);
+            +            $file = preg_replace('/^libdir=.*$/m', "libdir='" . BUILD_LIB_PATH . "'", $file);
             FileSystem::writeFile($realpath, $file);
         }
     }