diff --git a/CHANGELOG.md b/CHANGELOG.md
index f809a8d24..91079ac18 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -112,6 +112,14 @@ The table below shows which release corresponds to each branch, and what date th
 [2476]: https://github.com/Gallopsled/pwntools/pull/2476
 [2364]: https://github.com/Gallopsled/pwntools/pull/2364
 
+## 4.14.1
+
+- [#2533][2533] Fix installation on Python 3.5 and lower
+- [#2518][2518] fix: update apport coredump path handling for CorefileFinder
+
+[2533]: https://github.com/Gallopsled/pwntools/pull/2533
+[2518]: https://github.com/Gallopsled/pwntools/pull/2518
+
 ## 4.14.0 (`stable`)
 
 - [#2356][2356] Add local libc database provider for libcdb
diff --git a/pwnlib/elf/corefile.py b/pwnlib/elf/corefile.py
index 8db885d9c..b82dc57e0 100644
--- a/pwnlib/elf/corefile.py
+++ b/pwnlib/elf/corefile.py
@@ -1510,7 +1510,18 @@ def apport_coredump(self):
         # should be unique enough that we can just glob.
 
         boot_id = read('/proc/sys/kernel/random/boot_id').strip().decode()
-        path = self.exe.replace('/', '_')
+
+        # Use the absolute path of the executable
+        # Apport uses the executable's path to determine the core dump filename
+        #
+        # Reference source:
+        # https://github.com/canonical/apport/blob/4bbb179b8f92989bf7c1ee3692074f35d70ef3e8/data/apport#L110
+        # https://github.com/canonical/apport/blob/4bbb179b8f92989bf7c1ee3692074f35d70ef3e8/apport/fileutils.py#L599
+        #
+        # Apport calls `get_core_path` with `options.executable_path`, which corresponds to
+        # the executable's pathname, as specified by the `%E` placeholder
+        # in the core pattern (see `man core` and `apport --help`).
+        path = os.path.abspath(self.exe).replace('/', '_').replace('.', '_')
 
         # Format the name
         corefile_name = 'core.{path}.{uid}.{boot_id}.{pid}.*'.format(
diff --git a/pwnlib/libcdb.py b/pwnlib/libcdb.py
index 909f5aeaa..4f00e677e 100644
--- a/pwnlib/libcdb.py
+++ b/pwnlib/libcdb.py
@@ -9,6 +9,7 @@
 import six
 import tempfile
 import struct
+import sys
 
 from pwnlib.context import context
 from pwnlib.elf import ELF
@@ -498,7 +499,7 @@ def _extract_tarfile(cache_dir, data_filename, tarball):
 
 def _extract_debfile(cache_dir, package_filename, package):
     # Extract data.tar in the .deb archive.
-    if six.PY2:
+    if sys.version_info < (3, 6):
         if not which('ar'):
             log.error('Missing command line tool "ar" to extract .deb archive. Please install "ar" first.')
 
diff --git a/pyproject.toml b/pyproject.toml
index 1e394d838..2f4e687d9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,7 +56,7 @@ dependencies = [
     "colored_traceback<0.4; python_version < '3'",
     "colored_traceback; python_version >= '3'",
     "pathlib2; python_version < '3.4'",
-    "unix-ar; python_version >= '3'",
+    "unix-ar; python_version >= '3.6'",
     "zstandard",
 ]