diff --git a/RetroUFO.py b/RetroUFO.py
index fb9e7ff..9b0d083 100755
--- a/RetroUFO.py
+++ b/RetroUFO.py
@@ -4,7 +4,7 @@ Grabs the latest version of every libretro core from the build bot.
 """
 
 __author__ = "Melon Bread"
-__version__ = "0.9.1"
+__version__ = "0.9.5"
 __license__ = "MIT"
 
 import argparse
@@ -112,7 +112,7 @@ def extract_cores(_location):
 
 def clean_up():
     """ Removes all the downloaded files """
-    if os.listdir('cores'):
+    if os.path.isdir('cores'):
         rmtree('cores/')
 
 
diff --git a/RetroUFO_GUI.py b/RetroUFO_GUI.py
index fd26cc6..be3ee44 100755
--- a/RetroUFO_GUI.py
+++ b/RetroUFO_GUI.py
@@ -4,7 +4,7 @@ Grabs the latest version of every libretro core from the build bot.
 """
 
 __author__ = "Melon Bread"
-__version__ = "0.9.1"
+__version__ = "0.9.5"
 __license__ = "MIT"
 
 import os
@@ -257,7 +257,7 @@ class Form(QDialog):
 
     def clean_up(self):
         """ Removes all the downloaded files """
-        if os.listdir('cores'):
+        if os.path.isdir('cores'):
             rmtree('cores/')