diff --git a/GnuPG/__init__.py b/GnuPG/__init__.py
index 9a40f60..595838e 100644
--- a/GnuPG/__init__.py
+++ b/GnuPG/__init__.py
@@ -33,7 +33,7 @@ def public_keys( keyhome ):
 		if line[0:3] == 'uid' or line[0:3] == 'pub':
 			if ('<' not in line or '>' not in line):
 				continue
-			email = line.split('<')[1].split('>')[0].lower()
+			email = line.split('<')[1].split('>')[0]
 			fingerprint = line.split(':')[4]
 			keys[fingerprint] = email
 	return keys