bin_SCRIPTS = virt-resize
-OCAMLPACKAGES = -package pcre -I ../ocaml
+# -I $(top_builddir)/src/.libs is a hack which forces corresponding -L
+# option to be passed to gcc, so we don't try linking against an
+# installed copy of libguestfs.
+OCAMLPACKAGES = -package pcre -I $(top_builddir)/src/.libs -I ../ocaml
+
OCAMLCFLAGS = -g -warn-error CDEFLMPSUVYZX $(OCAMLPACKAGES)
OCAMLOPTFLAGS = $(OCAMLCFLAGS)