diff --git a/support/testing/infra/emulator.py b/support/testing/infra/emulator.py
index 3d3e1750c6af..093a643a8b11 100644
--- a/support/testing/infra/emulator.py
+++ b/support/testing/infra/emulator.py
@@ -61,8 +61,12 @@ def boot(self, arch, kernel=None, kernel_cmdline=None, options=None):
                     qemu_cmd += ["-M", "vexpress-a9"]
                 elif arch == "armv5":
                     kernel = infra.download(self.downloaddir,
-                                            "kernel-versatile")
+                                            "kernel-versatile-4.19")
+                    dtb = infra.download(self.downloaddir,
+                                         "versatile-pb-4.19.dtb")
+                    qemu_cmd += ["-dtb", dtb]
                     qemu_cmd += ["-M", "versatilepb"]
+                    qemu_cmd += ["-device", "virtio-rng-pci"]
 
             qemu_cmd += ["-kernel", kernel]