Update copyright year in win32/zlib1.rc.
diff --git a/win32/zlib1.rc b/win32/zlib1.rc
index 0d1d7ff..13c6221 100644
--- a/win32/zlib1.rc
+++ b/win32/zlib1.rc
@@ -26,7 +26,7 @@
VALUE "FileDescription", "zlib data compression library\0"
VALUE "FileVersion", ZLIB_VERSION "\0"
VALUE "InternalName", "zlib1.dll\0"
- VALUE "LegalCopyright", "(C) 1995-2006 Jean-loup Gailly & Mark Adler\0"
+ VALUE "LegalCopyright", "(C) 1995-2012 Jean-loup Gailly & Mark Adler\0"
VALUE "OriginalFilename", "zlib1.dll\0"
VALUE "ProductName", "zlib\0"
VALUE "ProductVersion", ZLIB_VERSION "\0"