diff --git a/hooks/autostrip.py b/hooks/autostrip.py
index 8f93261..19deb12 100644
--- a/hooks/autostrip.py
+++ b/hooks/autostrip.py
@@ -1,6 +1,8 @@
 import os
 import stat
 import subprocess
+import tempfile
+import shutil
 
 from lib import common
 
@@ -13,6 +15,8 @@ def _is_elf(filepath):
 
 
 def autostrip(composer):
+    processed_inodes = {}
+
     for ent in common.treedir(composer.workdir):
         if not ent.is_file(follow_symlinks=False):
             continue
@@ -20,7 +24,36 @@ def autostrip(composer):
             continue
         if not _is_elf(ent.path):
             continue
-        oldperm = stat.S_IMODE(os.stat(ent.path).st_mode)
-        os.chmod(ent.path, 0o777)
-        subprocess.run([strip, ent.path], check=True)
-        os.chmod(ent.path, oldperm)
+
+        stat_info = os.stat(ent.path)
+        inode_key = (stat_info.st_dev, stat_info.st_ino)
+        if inode_key in processed_inodes:
+            continue
+        processed_inodes[inode_key] = True
+
+        oldperm = stat.S_IMODE(stat_info.st_mode)
+
+        try:
+            with tempfile.NamedTemporaryFile(mode='wb', delete=False) as tmp_file:
+                tmp_path = tmp_file.name
+                shutil.copy2(ent.path, tmp_path)
+                os.chmod(tmp_path, 0o777)
+
+            subprocess.run([strip, tmp_path], check=True)
+
+            with open(tmp_path, 'rb') as tmp_file:
+                stripped_data = tmp_file.read()
+
+            with open(ent.path, 'r+b') as original_file:
+                original_file.truncate(0)
+                original_file.write(stripped_data)
+                original_file.flush()
+                os.fsync(original_file.fileno())
+
+            os.chmod(ent.path, oldperm)
+            os.unlink(tmp_path)
+
+        except Exception as e:
+            if 'tmp_path' in locals() and os.path.exists(tmp_path):
+                os.unlink(tmp_path)
+            raise RuntimeError(f"Failed to strip {ent.path}: {e}") from e
diff --git a/lib/atombuild.py b/lib/atombuild.py
index 86f9796..d75108c 100644
--- a/lib/atombuild.py
+++ b/lib/atombuild.py
@@ -13,8 +13,11 @@ BASE_REQUIREMENTS = [
     # Packages for running `semios-packages` scripts
     "python",
     "packie",
-    "patch",
     "zstd",
+    "libarchive-tools",
+    # Packages for building packages that require patching
+    "patch",
+    # Packages for downloading various formats of tarballs
     "libz-ng",
     "liblzma",
     "libbzip2",
@@ -92,32 +95,20 @@ def enter_build_env(root: str, cmd: list[str], chdir: str = "/"):
     subprocess.run(
         [
             "bwrap",
-            "--bind",
-            root,
-            "/",
+            "--bind", root, "/",
             "--unshare-pid",
             "--unshare-user",
-            "--uid",
-            "0",
-            "--gid",
-            "0",
-            "--dev",
-            "/dev",
-            "--bind",
-            "/sys",
-            "/sys",
-            "--proc",
-            "/proc",
+            "--uid", "0",
+            "--gid", "0",
+            "--dev", "/dev",
+            "--bind", "/sys", "/sys",
+            "--proc", "/proc",
             "--clearenv",
-            "--setenv",
-            "HOME",
-            "/home/root",
-            "--setenv",
-            "PATH",
-            "/bin",
-            "--setenv",
-            "SEMIOS_PKGBUILD_IN_ATOMIC",
-            "1",
+            "--setenv", "HOME", "/home/root",
+            "--setenv", "PATH", "/bin",
+            "--setenv", "SEMIOS_PKGBUILD_IN_ATOMIC", "1",
+            "--setenv", "USER", "root",
+            "--setenv", "LOGNAME", "root",
             "--chdir",
             chdir,
         ]
diff --git a/lib/pkgcomposer.py b/lib/pkgcomposer.py
index 28aace4..0de456e 100644
--- a/lib/pkgcomposer.py
+++ b/lib/pkgcomposer.py
@@ -4,17 +4,10 @@ import shutil
 import subprocess
 import sys
 
-if sys.version_info >= (3, 14):
-    _archive_format = "zstdtar"
-    _archive_suffix = ".tar.zst"
-else:
-    _archive_format = "gztar"
-    _archive_suffix = ".tar.gz"
-
 
 class PkgComposer:
     def __init__(self, pkgfile: str):
-        self.pkgfile = pkgfile
+        self.pkgfile = os.path.abspath(pkgfile)
 
     def setworkdir(self, workdir: str):
         self.workdir = workdir
@@ -33,8 +26,16 @@ class PkgComposer:
                 f.write("\n")
 
     def compose(self):
-        shutil.make_archive(self.pkgfile, _archive_format, self.workdir)
-        shutil.move(self.pkgfile + _archive_suffix, self.pkgfile)
+        subprocess.run(
+            [
+                "tar", "cpf", f"{self.pkgfile}.tar",
+                "-C", self.workdir,
+                "--numeric-owner",
+                ".",
+            ],
+            check=True,
+        )
+        subprocess.run(["zstd", "--rm", "-f", f"{self.pkgfile}.tar", "-o", self.pkgfile], check=True)
 
     def makedir(self, name: str):
         os.mkdir(f"{self.workdir}/bundle/{name}")