--- Makefile.in.orig	2020-09-24 11:51:08 UTC
+++ Makefile.in
@@ -349,7 +349,7 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 ACLOCAL_AMFLAGS = -I m4
-SUBDIRS = docs tools extensions lib src data m4 plugins tests gabble
+SUBDIRS = docs tools extensions lib src data m4 plugins gabble
 DISTCHECK_CONFIGURE_FLAGS = --disable-debug --enable-gtk-doc
 CLEANFILES = FIXME.out
 LCOV_CHECK_ARGS = CHECK_TWISTED_SLEEP=6