SH_SCRIPTS = $(addprefix $(outdir)/, $(SH_SCRIPTS_IN:.sh=))
ALL_SCRIPTS_IN = $(BASH_SCRIPTS_IN) $(EXPECT_SCRIPTS_IN) $(PERL_SCRIPTS_IN) $(PYTHON_SCRIPTS_IN) $(SCM_SCRIPTS_IN) $(SH_SCRIPTS_IN)
-EXTRA_DIST_FILES += $(ALL_SCRIPTS_IN)
+SOURCE_FILES += $(ALL_SCRIPTS_IN)