diff --git a/Makefile.am b/Makefile.am
index 137b00de7b..84b0c769e5 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -128,8 +128,7 @@ install_mod: modules
 	@echo done
 
 dox:
-	cd docs
-	doxygen $(PWD)/docs/Doxygen.conf
+	cd docs && doxygen $(PWD)/docs/Doxygen.conf
 
 eclean: clean
 	rm -f `find . -type f -name \*~`
diff --git a/Makefile.in b/Makefile.in
index d0f515f6b7..ee333d672f 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -991,7 +991,7 @@ install_mod: modules
 	@echo done
 
 dox:
-	doxygen $(PWD)/docs/Doxygen.conf
+	cd docs && doxygen $(PWD)/docs/Doxygen.conf
 
 eclean: clean
 	rm -f `find . -type f -name \*~`