--- a/Makefile.am
+++ b/Makefile.am
@@ -27,8 +27,8 @@ AUX_DIST_GEN =
 		$(ac_aux_dir)/sockinttypes.m4
 
 docdir=$(prefix)/share/doc/@PACKAGE@
-doc_DATA = COPYING README
-EXTRA_DIST = INSTALL README COPYING $(AUX_DIST_GEN) check-zsyncmake
+doc_DATA = README
+EXTRA_DIST = INSTALL README $(AUX_DIST_GEN) check-zsyncmake
 
 TESTS_ENVIRONMENT = top_builddir=$(top_builddir)
 TESTS = check-zsyncmake
--- a/Makefile.in
+++ b/Makefile.in
@@ -39,7 +39,7 @@ bin_PROGRAMS = zsyncmake$(EXEEXT) zsync$
 subdir = .
 DIST_COMMON = README $(am__configure_deps) $(srcdir)/Makefile.am \
 	$(srcdir)/Makefile.in $(srcdir)/config.h.in \
-	$(top_srcdir)/configure COPYING INSTALL NEWS \
+	$(top_srcdir)/configure INSTALL NEWS \
 	autotools/config.guess autotools/config.sub autotools/depcomp \
 	autotools/install-sh autotools/missing getaddrinfo.c
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -271,8 +271,8 @@ AUX_DIST_GEN = \
 		$(ac_aux_dir)/sockaddrin6.m4	\
 		$(ac_aux_dir)/sockinttypes.m4
 
-doc_DATA = COPYING README
-EXTRA_DIST = INSTALL README COPYING $(AUX_DIST_GEN) check-zsyncmake
+doc_DATA = README
+EXTRA_DIST = INSTALL README $(AUX_DIST_GEN) check-zsyncmake
 TESTS_ENVIRONMENT = top_builddir=$(top_builddir)
 TESTS = check-zsyncmake
 all: config.h