diff --git a/docs/Makefile.am b/docs/Makefile.am
index 2bef98248545d5157180a0bec0193e8ce5835c4d..53328f71dc91a13c4de5b850c829e2ff1b7e4750 100644
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -116,7 +116,7 @@ MAINTAINERCLEANFILES = \
   $(addprefix $(srcdir)/,$(apihtml)) \
   $(addprefix $(srcdir)/,$(devhelphtml))
 
-all: web
+all-am: web
 
 api: $(srcdir)/libvirt-api.xml $(srcdir)/libvirt-refs.xml
 qemu_api: $(srcdir)/libvirt-qemu-api.xml $(srcdir)/libvirt-qemu-refs.xml