diff --git a/zlib.changes b/zlib.changes
index c2942a9..6a07727 100644
--- a/zlib.changes
+++ b/zlib.changes
@@ -1,36 +1,6 @@
 -------------------------------------------------------------------
 Thu Jan 19 11:07:25 UTC 2023 - Danilo Spinella <danilo.spinella@suse.com>
 
-- Update to 1.13:
-  * Fix configure issue that discarded provided CC definition
-  * Correct incorrect inputs provided to the CRC functions
-  * Repair prototypes and exporting of new CRC functions
-  * Fix inflateBack to detect invalid input with distances too far
-  * Have infback() deliver all of the available output up to any error
-  * Fix a bug when getting a gzip header extra field with inflate()
-  * Fix bug in block type selection when Z_FIXED used
-  * Tighten deflateBound bounds
-  * Remove deleted assembler code references
-  * Various portability and appearance improvements
-- Added patches:
-  * zlib-1.2.13-IBM-Z-hw-accelerated-deflate-s390x.patch
-  * zlib-1.2.13-fix-bug-deflateBound.patch
-  * zlib-1.2.13-optimized-s390.patch
-- Refreshed patches:
-  * zlib-1.2.12-add-optimized-slide_hash-for-power.patch
-  * zlib-1.2.12-add-vectorized-longest_match-for-power.patch
-  * zlib-1.2.12-s390-vectorize-crc32.patch
-- Removed patches:
-  * zlib-1.2.12-fix-configure.patch
-  * zlib-1.2.12-IBM-Z-hw-accelerated-deflate-s390x.patch
-  * zlib-1.2.12-optimized-crc32-power8.patch
-  * zlib-1.2.12-correct-inputs-provided-to-crc-func.patch
-  * zlib-1.2.12-fix-CVE-2022-37434.patch
-  * zlib-1.2.11-optimized-s390.patch
-
--------------------------------------------------------------------
-Thu Jan 19 11:07:25 UTC 2023 - Danilo Spinella <danilo.spinella@suse.com>
-
 - Update to 1.2.13:
   * Fix configure issue that discarded provided CC definition
   * Correct incorrect inputs provided to the CRC functions