Issue #4751: For hashlib algorithms provided by OpenSSL, the Python
GIL is now released during computation on data lengths >= 2048 bytes.
diff --git a/Misc/NEWS b/Misc/NEWS
index 64e473a..e372a62 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -905,6 +905,9 @@
Extension Modules
-----------------
+- Issue #4751: For hashlib algorithms provided by OpenSSL, the Python
+ GIL is now released during computation on data lengths >= 2048 bytes.
+
- Issue #3745: Fix hashlib to always reject unicode and non buffer-api
supporting objects as input no matter how it was compiled (built in
implementations or external openssl library).