Add the getpass module to $(LIBFILES).
diff --git a/Doc/Makefile.deps b/Doc/Makefile.deps
index 8a94148..9f593b0 100644
--- a/Doc/Makefile.deps
+++ b/Doc/Makefile.deps
@@ -164,7 +164,8 @@
 	../lib/libpycompile.tex \
 	../lib/libcompileall.tex \
 	../lib/libshlex.tex \
-	../lib/libnetrc.tex
+	../lib/libnetrc.tex \
+	../lib/libgetpass.tex
 
 # LaTeX source files for Macintosh Library Modules.
 MACFILES= ../mac/mac.tex \