diff --git a/docs/guestfs-building.pod b/docs/guestfs-building.pod
index df833cddf..4d2c06ea9 100644
--- a/docs/guestfs-building.pod
+++ b/docs/guestfs-building.pod
@@ -190,7 +190,7 @@ Optional if compiling from tarball.
 I<Required>.  ocaml-hivex is the OCaml binding for hivex, which is
 required when building the daemon.
 
-=item libvirt E<ge> 0.10.2
+=item libvirt E<ge> 9.0.0
 
 Optional.  Always use the latest possible version of libvirt.
 
diff --git a/lib/launch-libvirt.c b/lib/launch-libvirt.c
index 31e53e198..b12344c6e 100644
--- a/lib/launch-libvirt.c
+++ b/lib/launch-libvirt.c
@@ -1384,17 +1384,9 @@ construct_libvirt_xml_devices (guestfs_h *g,
     if (g->enable_network) {
       start_element ("interface") {
         attribute ("type", "user");
-        /* If libvirt is 9.0.0+ and "passt" is available, ask for passt rather
-         * than SLIRP (RHBZ#2184967).  Note that this causes some
-         * appliance-visible changes (although network connectivity is certainly
-         * functional); refer to RHBZ#2222766 about those.
-         */
-        if (guestfs_int_version_ge (&params->data->libvirt_version, 9, 0, 0) &&
-            guestfs_int_passt_runnable (g)) {
-          start_element ("backend") {
-            attribute ("type", "passt");
-          } end_element ();
-        }
+        start_element ("backend") {
+          attribute ("type", "passt");
+        } end_element ();
         start_element ("model") {
           attribute ("type", "virtio");
         } end_element ();
diff --git a/m4/guestfs-libraries.m4 b/m4/guestfs-libraries.m4
index 2ec1b0164..5e6ebf23c 100644
--- a/m4/guestfs-libraries.m4
+++ b/m4/guestfs-libraries.m4
@@ -264,7 +264,7 @@ AC_ARG_WITH([libvirt],[
     [],
     [with_libvirt=check])
 AS_IF([test "$with_libvirt" != "no"],[
-    PKG_CHECK_MODULES([LIBVIRT], [libvirt >= 0.10.2],[
+    PKG_CHECK_MODULES([LIBVIRT], [libvirt >= 9.0.0],[
         AC_SUBST([LIBVIRT_CFLAGS])
         AC_SUBST([LIBVIRT_LIBS])
         AC_DEFINE([HAVE_LIBVIRT],[1],[libvirt found at compile time.])