diff --git a/Lib/test/output/test_zlib b/Lib/test/output/test_zlib
index 1961228..6995c11 100644
--- a/Lib/test/output/test_zlib
+++ b/Lib/test/output/test_zlib
@@ -1,6 +1,6 @@
 test_zlib
--440295136 1136044692
-198574839 198574839
+0xe5c1a120 0x43b6aa94
+0xbd602f7 0xbd602f7
 expecting Bad compression level
 expecting Invalid initialization option
 expecting Invalid initialization option
diff --git a/Lib/test/test_zlib.py b/Lib/test/test_zlib.py
index 72dbcfa..047e985 100644
--- a/Lib/test/test_zlib.py
+++ b/Lib/test/test_zlib.py
@@ -11,9 +11,9 @@
 buf = file.read() * 8
 file.close()
 
-# test the chucksums
-print zlib.crc32('penguin'), zlib.crc32('penguin', 1)
-print zlib.adler32('penguin'), zlib.adler32('penguin', 1)
+# test the chucksums (hex so the test doesn't break on 64-bit machines)
+print hex(zlib.crc32('penguin')), hex(zlib.crc32('penguin', 1))
+print hex(zlib.adler32('penguin')), hex(zlib.adler32('penguin', 1))
 
 # make sure we generate some expected errors
 try: