diff --git a/tests/meson.build b/tests/meson.build
index 15b049c6ac..0fd3bc62cf 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -84,6 +84,7 @@ mock_libs = [
   { 'name': 'virnetdaemonmock' },
   { 'name': 'virnetdevmock' },
   { 'name': 'virnetserverclientmock' },
+  { 'name': 'virnumamock' },
   { 'name': 'virpcimock' },
   { 'name': 'virportallocatormock' },
   { 'name': 'virprocessmock' },
@@ -94,7 +95,6 @@ if host_machine.system() == 'linux'
   mock_libs += [
     { 'name': 'virfilemock' },
     { 'name': 'virnetdevbandwidthmock' },
-    { 'name': 'virnumamock' },
     { 'name': 'virtestmock' },
     { 'name': 'virusbmock' },
   ]
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index c879fa90e0..efecb7c89d 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -830,6 +830,8 @@ mymain(void)
     linuxCaps = driver.caps;
     macOSCaps = testQemuCapsInitMacOS();
 
+    virFileWrapperAddPrefix("/sys/devices/system",
+                            abs_srcdir "/vircaps2xmldata/linux-basic/system");
     virFileWrapperAddPrefix(SYSCONFDIR "/qemu/firmware",
                             abs_srcdir "/qemufirmwaredata/etc/qemu/firmware");
     virFileWrapperAddPrefix(PREFIX "/share/qemu/firmware",
@@ -2911,7 +2913,8 @@ VIR_TEST_MAIN_PRELOAD(mymain,
                       VIR_TEST_MOCK("domaincaps"),
                       VIR_TEST_MOCK("virrandom"),
                       VIR_TEST_MOCK("qemucpu"),
-                      VIR_TEST_MOCK("virpci"))
+                      VIR_TEST_MOCK("virpci"),
+                      VIR_TEST_MOCK("virnuma"))
 
 #else