--- a/extra/expr~/GNUmakefile.am
+++ b/extra/expr~/GNUmakefile.am
@@ -1,4 +1,5 @@
 ## Makefile.am -- Process this file with automake to produce Makefile.in
+
 NAME=expr~
 
 external_LTLIBRARIES = expr~.la
@@ -6,6 +7,10 @@
 PATCHES = ../expr-help.pd
 OTHERDATA = LICENSE.txt README.txt
 
+EXTRA_DIST = makefile
+
+###############################
+# you shouldn't need to add anything below here
 dist_external_DATA = $(PATCHES) $(OTHERDATA)
 noinst_HEADERS = fts_to_pd.h vexp.h