diff --git a/doc.am b/doc.am
index e3a91cc..21b08be 100644
--- a/doc.am
+++ b/doc.am
@@ -1,5 +1,5 @@
 # GNU Guix --- Functional package management for GNU
-# Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
+# Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
 # Copyright © 2013 Andreas Enge <andreas@enge.fr>
 #
 # This file is part of GNU Guix.
@@ -66,15 +66,15 @@ DOT_OPTIONS =					\
 
 .dot.png:
 	$(DOT) -Tpng $(DOT_OPTIONS) < "$<" > "$@.tmp"
-	mv "$@.tmp" "$@"
+	mv "$@.tmp" "$(srcdir)/$@"
 
 .dot.pdf:
 	$(DOT) -Tpdf $(DOT_OPTIONS) < "$<" > "$@.tmp"
-	mv "$@.tmp" "$@"
+	mv "$@.tmp" "$(srcdir)/$@"
 
 .dot.eps:
 	$(DOT) -Teps $(DOT_OPTIONS) < "$<" > "$@.tmp"
-	mv "$@.tmp" "$@"
+	mv "$@.tmp" "$(srcdir)/$@"
 
 .png.eps:
 	convert "$<" "$@-tmp.eps"