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-rw-r--r--cryptography/hazmat/primitives/hashes.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/cryptography/hazmat/primitives/hashes.py b/cryptography/hazmat/primitives/hashes.py
index 35b677b0..2efd8484 100644
--- a/cryptography/hazmat/primitives/hashes.py
+++ b/cryptography/hazmat/primitives/hashes.py
@@ -46,8 +46,8 @@ class Hash(object):
def update(self, data):
if self._ctx is None:
raise AlreadyFinalized("Context was already finalized")
- if isinstance(data, six.text_type):
- raise TypeError("Unicode-objects must be encoded before hashing")
+ if not isinstance(data, six.binary_type):
+ raise TypeError("data must be bytes")
self._ctx.update(data)
def copy(self):