--- a/Makefile.in
+++ b/Makefile.in
@@ -433,7 +433,7 @@ top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 valgrind_enabled_tools = @valgrind_enabled_tools@
 valgrind_tools = @valgrind_tools@
-SUBDIRS = m4m po libexif test doc binary-dist contrib
+SUBDIRS = m4m po libexif test binary-dist contrib
 EXTRA_DIST = @PACKAGE_TARNAME@.spec README-Win32.txt libexif.pc.in \
 	libexif-uninstalled.pc.in SECURITY.md
 pkgconfigdir = $(libdir)/pkgconfig