diff --git a/lib/Makefile.am b/lib/Makefile.am
index 774a7f3..03ca5e1 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -30,4 +30,4 @@
 EXTRA_DIST = regex.c regex-gnu.h memtypes.awk
 
 memtypes.h: $(srcdir)/memtypes.c $(srcdir)/memtypes.awk
-	($(GAWK) -f $(srcdir)/memtypes.awk $(srcdir)memtypes.c > memtypes.h)
+	($(GAWK) -f $(srcdir)/memtypes.awk $(srcdir)/memtypes.c > memtypes.h)