Do not ship fcobjshash.gperf in archive
diff --git a/src/Makefile.am b/src/Makefile.am
index 0af7112..726c435 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -124,8 +124,7 @@
 	mv -f $@.tmp $@ || ( $(RM) $@.tmp && false )
 
 EXTRA_DIST += \
-	fcobjshash.gperf.h \
-	fcobjshash.gperf
+	fcobjshash.gperf.h
 
 libfontconfig_la_SOURCES = \
 	fcarch.h \