1 files changed, 4 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index b3dacd2..f17cfea 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -94,6 +94,10 @@ Core and Builtins
 Library
 -------
 
+- Issue #12848: The pure Python pickle implementation now treats object
+  lengths as unsigned 32-bit integers, like the C implementation does.
+  Patch by Serhiy Storchaka.
+
 - Issue #16408: Fix file descriptors not being closed in error conditions
   in the zipfile module.  Patch by Serhiy Storchaka.