diff --git a/docs/changes.txt b/docs/changes.txt
index ae7438e8a4..4b3e200dff 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -104,6 +104,7 @@ All:
 - Don't crash in wxFFile::Eof() or Error() on closed file (jprotopopov).
 - Add UTF-8 support to wxZipOutputStream (Tobias Taschner).
 - Update all bundled 3rd party libraries to their latest versions.
+- Use unique prefix for all zlib symbols to avoid link conflicts.
 
 All (GUI):
 
diff --git a/src/zlib b/src/zlib
index 1c1550729c..5888671274 160000
--- a/src/zlib
+++ b/src/zlib
@@ -1 +1 @@
-Subproject commit 1c1550729c409333f3cf4705a995c460599547a1
+Subproject commit 5888671274cde770edbe683b435f052de2b03681