diff --git a/doc/value/main.idx b/doc/value/main.idx
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000
diff --git a/doc/value/makefile b/doc/value/makefile
index fdced5eacaa6b5059b718b39e9ad29122fb2a383..e7799466cb4418291ff270fac8d4dffb0086d3d9 100644
--- a/doc/value/makefile
+++ b/doc/value/makefile
@@ -1,5 +1,3 @@
-GENERATED=main.aux main.cb main.cb2 main.log main.out main.toc main.pdf
-
 all: main
 
 .PHONY: main
@@ -21,7 +19,7 @@ else
 endif
 
 clean:
-	rm -f $(GENERATED)
+	latexmk -C -bibtex
 
 install:
 	rm -f ../manuals/eva-manual.pdf