diff --git a/packages/base/paszlib/paszlib.pas b/packages/base/paszlib/paszlib.pas
index 15dbfecfef..eb12c8db3f 100644
--- a/packages/base/paszlib/paszlib.pas
+++ b/packages/base/paszlib/paszlib.pas
@@ -6,15 +6,12 @@ uses
   zbase;
 
 const
-  ZLIB_VERSION = '1.1.2';
+  ZLIB_VERSION = '1.2';
 
 type
   { Compatibility types }
   z_off_t = longint;
 
-  TAllocfunc = function (opaque:pointer; items:cardinal; size:cardinal):pointer;
-  TFreeFunc = procedure (opaque:pointer; address:pointer);
-
   TInternalState = record
     end;
   PInternalState = ^TInternalstate;