diff --git a/debian/apertis/copyright b/debian/apertis/copyright
new file mode 100644
index 0000000000000000000000000000000000000000..cc5ba54e9624eab10120ca84ed4e0683dba2b8d5
--- /dev/null
+++ b/debian/apertis/copyright
@@ -0,0 +1,37 @@
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+
+Files: *
+Copyright: 1995-2017, Jean-loup Gailly and Mark Adler
+License: Zlib
+
+Files: contrib/minizip/mztools.c
+Copyright: no-info-found
+License: Zlib
+
+Files: contrib/minizip/unzip.h
+Copyright: no-info-found
+License: Zlib
+
+Files: contrib/minizip/zip.h
+Copyright: no-info-found
+License: Zlib
+
+Files: debian/*
+Copyright: 2000-2017 Mark Brown
+License: Zlib
+
+Files: examples/gzappend.c
+ examples/gzjoin.c
+ examples/gzlog.h
+Copyright: 2003-2005, 2008, 2012, Mark Adler
+License: Zlib
+
+Files: Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h Makefile.in compress.c uncompr.c zconf.h zconf.h.cmakein zconf.h.in zutil.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h adler32.c crc32.c gzclose.c gzguts.h gzlib.c gzread.c gzwrite.c infback.c inffast.c inffast.h inflate.c inflate.h inftrees.c inftrees.h amiga/* amiga/Makefile.sas contrib/* deflate.c zlib.3 deflate.c zlib.3 deflate.h trees.c zutil.c deflate.h trees.c zutil.c deflate.h trees.c zutil.c examples/* examples/fitblk.c examples/zpipe.c examples/fitblk.c examples/zpipe.c examples/zlib_how.html msdos/* old/* os400/* test/* test/infcover.c
+Copyright: 1995-2013 Jean-loup Gailly and Mark Adler
+License: Zlib
+
+Files: contrib/minizip/MiniZip64_info.txt contrib/minizip/crypt.h contrib/minizip/miniunz.c contrib/minizip/minizip.c contrib/minizip/unzip.c contrib/minizip/miniunz.c contrib/minizip/minizip.c contrib/minizip/unzip.c contrib/minizip/miniunz.c contrib/minizip/minizip.c contrib/minizip/unzip.c
+Copyright: 1998-2010 Gilles Vollant
+ 2007-2008 Even Rouault
+ 2009-2010 Mathias Svensson
+License: Zlib