--- a/Makefile.am
+++ b/Makefile.am
@@ -10,7 +10,9 @@
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = ogg.pc
 
-EXTRA_DIST = README AUTHORS CHANGES COPYING libogg.spec ogg.m4 ogg.pc.in \
+EXTRA_DIST = README AUTHORS CHANGES COPYING \
+	libogg.spec libogg.spec.in \
+	ogg.m4 ogg.pc.in \
 	macos macosx
 
 dist-hook: