diff --git a/kcc.py b/kcc.py
index 737b4d39..f3bbbd56 100755
--- a/kcc.py
+++ b/kcc.py
@@ -51,6 +51,8 @@
         os.path.expandvars('%LOCALAPPDATA%\\Amazon\\KC2'),
         os.path.expandvars('%LOCALAPPDATA%\\Amazon\\Kindle Previewer 3\\lib\\fc\\bin\\'),
         'C:\\Program Files\\7-Zip',
+        'D:\\Program Files\\7-Zip',
+        'E:\\Program Files\\7-Zip',
     ]
     if getattr(sys, 'frozen', False):
         os.environ['PATH'] += os.pathsep + os.pathsep.join(win_paths)