diff --git a/system/base/zlib/pspec.xml b/system/base/zlib/pspec.xml
index 13b9d833..5f06a81e 100644
--- a/system/base/zlib/pspec.xml
+++ b/system/base/zlib/pspec.xml
@@ -12,10 +12,10 @@
         <IsA>library</IsA>
         <Summary>Standard (de)compression library</Summary>
         <Description>Zlib is a general-purpose, patent-free, lossless data compression library which is used by many different programs.</Description>
-        <Archive sha1sum="ec117266e8202d7098ecd1a97aa34f5be77a281a" name="zlib-1.3.tar.gz" type="targz">https://github.com/madler/zlib/archive/refs/tags/v1.3.tar.gz</Archive>
+        <Archive sha1sum="a7991aa4cf4911817f50b7d0ad4e50dcc9867041" name="zlib-1.3.1.tar.gz" type="targz">https://github.com/madler/zlib/archive/refs/tags/v1.3.1.tar.gz</Archive>
         <Patches>
             <Patch level="1">dont-call-ldconfig.patch</Patch>
-            <Patch level="1">zlib-1.2.13-CVE-2023-45853.patch</Patch>
+<!--             <Patch level="1">zlib-1.2.13-CVE-2023-45853.patch</Patch> -->
         </Patches>
     </Source>
 
@@ -90,6 +90,13 @@
     </Package>
 
     <History>
+        <Update release="15">
+            <Date>2024-01-23</Date>
+            <Version>1.3.1</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="14">
             <Date>2023-11-17</Date>
             <Version>1.3</Version>