Added entry for codecs module.
diff --git a/Doc/Makefile.deps b/Doc/Makefile.deps
index d914985..2ffc948 100644
--- a/Doc/Makefile.deps
+++ b/Doc/Makefile.deps
@@ -60,6 +60,7 @@
 	../lib/libmain.tex \
 	../lib/libstrings.tex \
 	../lib/libstring.tex \
+	../lib/libcodecs.tex \
 	../lib/libregex.tex \
 	../lib/libregsub.tex \
 	../lib/libstruct.tex \