diff --git a/find-junk b/find-junk
index 7910e7e..adac0b8 100755
--- a/find-junk
+++ b/find-junk
@@ -8,19 +8,26 @@ import os
 import os.path
 import sys
 
-M = 1024*1024
+M = 1024 * 1024
 
 
 def junk_dirs():
     """Return directories which potentially contain junk"""
 
-    for d in ['~/tmp', '~/.local/share/Trash', '~/rpmbuild', '~/RPM',
-              '~/.cache/tracker', '~/.local/share/apt-dater/history']:
+    static_junk_dirs = [
+        "~/tmp",
+        "~/.local/share/Trash",
+        "~/rpmbuild",
+        "~/RPM",
+        "~/.cache/tracker",
+        "~/.local/share/apt-dater/history",
+    ]
+    for d in static_junk_dirs:
         d = os.path.expanduser(d)
         if os.path.exists(d):
             yield d
-    for d, _, _ in os.walk(os.path.expanduser('~')):
-        if d.endswith('.sync/Archive'):
+    for d, _, _ in os.walk(os.path.expanduser("~")):
+        if d.endswith(".sync/Archive"):
             yield d
 
 
@@ -49,17 +56,17 @@ def main():
         if os.path.isdir(d):
             du_d = du(d)
 
-            if du_d < 5*M:
+            if du_d < 5 * M:
                 continue
 
-            if du_d > 100*M:
+            if du_d > 100 * M:
                 fore = Fore.RED
-            elif du_d > 50*M:
+            elif du_d > 50 * M:
                 fore = Fore.YELLOW
             else:
                 fore = Fore.RESET
 
-            print(fore + str(du_d//M) + 'M\t' + d + Fore.RESET)
+            print(fore + str(du_d // M) + "M\t" + d + Fore.RESET)
 
 
 main()