diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9db14d441..c9b615cd8 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 # The following packages are required for core functionality.
-pefile>=2017.8.1
+pefile>=2023.2.7
 
 # The following packages are optional.
 # If certain packages are not necessary, place a comment (#) at the start of the line.
diff --git a/requirements-minimal.txt b/requirements-minimal.txt
index 31ac02814..c030b332d 100644
--- a/requirements-minimal.txt
+++ b/requirements-minimal.txt
@@ -1,2 +1,2 @@
 # These packages are required for core functionality.
-pefile>=2017.8.1 #foo
\ No newline at end of file
+pefile>=2023.2.7 #foo
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 99e0786cc..ddd1088c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 # The following packages are required for core functionality.
-pefile>=2017.8.1
+pefile>=2023.2.7
 
 # The following packages are optional.
 # If certain packages are not necessary, place a comment (#) at the start of the line.
diff --git a/volatility3/framework/symbols/windows/pdbutil.py b/volatility3/framework/symbols/windows/pdbutil.py
index a43933ccf..bdcf25fa1 100644
--- a/volatility3/framework/symbols/windows/pdbutil.py
+++ b/volatility3/framework/symbols/windows/pdbutil.py
@@ -9,6 +9,7 @@ import lzma
 import os
 import re
 import struct
+from pathlib import PureWindowsPath
 from typing import Any, Dict, Generator, List, Optional, Tuple, Union
 from urllib import parse, request
 
@@ -226,13 +227,12 @@ class PDBUtility(interfaces.configuration.VersionableInterface):
             return None
 
         pdb_name = debug_entry.PdbFileName.decode("utf-8").strip("\x00")
+
+        # Let pathlib do the filename extraction. This will likely always be a Windows path though.
+        pdb_name = PureWindowsPath(pdb_name).name
+
         age = debug_entry.Age
-        guid = "{:08x}{:04x}{:04x}{}".format(
-            debug_entry.Signature_Data1,
-            debug_entry.Signature_Data2,
-            debug_entry.Signature_Data3,
-            binascii.hexlify(debug_entry.Signature_Data4).decode("utf-8"),
-        )
+        guid = debug_entry.Signature_String[:32]  # Removes the Age from the GUID
         return guid, age, pdb_name
 
     @classmethod