diff --git a/src/SPC/builder/unix/library/postgresql.php b/src/SPC/builder/unix/library/postgresql.php
index a72f3a1a..2ad4f51b 100644
--- a/src/SPC/builder/unix/library/postgresql.php
+++ b/src/SPC/builder/unix/library/postgresql.php
@@ -4,29 +4,14 @@ declare(strict_types=1);
 
 namespace SPC\builder\unix\library;
 
-use SPC\exception\FileSystemException;
 use SPC\store\FileSystem;
 use SPC\util\PkgConfigUtil;
 use SPC\util\SPCConfigUtil;
-use SPC\util\SPCTarget;
 
 trait postgresql
 {
     public function patchBeforeBuild(): bool
     {
-        // fix aarch64 build on glibc 2.17 (e.g. CentOS 7)
-        if (SPCTarget::getLibcVersion() === '2.17' && GNU_ARCH === 'aarch64') {
-            try {
-                FileSystem::replaceFileStr("{$this->source_dir}/src/port/pg_popcount_aarch64.c", 'HWCAP_SVE', '0');
-                FileSystem::replaceFileStr(
-                    "{$this->source_dir}/src/port/pg_crc32c_armv8_choose.c",
-                    '#if defined(__linux__) && !defined(__aarch64__) && !defined(HWCAP2_CRC32)',
-                    '#if defined(__linux__) && !defined(HWCAP_CRC32)'
-                );
-            } catch (FileSystemException) {
-                // allow file not-existence to make it compatible with old and new version
-            }
-        }
         // skip the test on platforms where libpq infrastructure may be provided by statically-linked libraries
         FileSystem::replaceFileStr("{$this->source_dir}/src/interfaces/libpq/Makefile", 'invokes exit\'; exit 1;', 'invokes exit\';');
         // disable shared libs build