Added entries for mutex and nis modules.
diff --git a/Doc/Makefile.deps b/Doc/Makefile.deps
index f1001b8..3870713 100644
--- a/Doc/Makefile.deps
+++ b/Doc/Makefile.deps
@@ -195,6 +195,8 @@
 	../lib/libchunk.tex \
 	../lib/libcodeop.tex \
 	../lib/libcurses.tex \
+	../lib/libmutex.tex \
+	../lib/libnis.tex \
 	../lib/libpipes.tex \
 	../lib/librlcompleter.tex \
 	../lib/libsched.tex \