diff --git a/Lib/urllib.py b/Lib/urllib.py
index a0ecaac..dc2d2cf 100644
--- a/Lib/urllib.py
+++ b/Lib/urllib.py
@@ -645,7 +645,7 @@
 		if j < 0:
 			res = res + s[i:]
 			break
-		res = res + (s[i:j] + chr(eval('0x' + s[j+1:j+3])))
+		res = res + (s[i:j] + chr(string.atoi(s[j+1:j+3], 16)))
 		i = j+3
 	return res