diff --git a/tests/qtest/tpm-crb-swtpm-test.c b/tests/qtest/tpm-crb-swtpm-test.c
index 2c4fb8ae29..5228cb7af4 100644
--- a/tests/qtest/tpm-crb-swtpm-test.c
+++ b/tests/qtest/tpm-crb-swtpm-test.c
@@ -29,7 +29,8 @@ static void tpm_crb_swtpm_test(const void *data)
 {
     const TestState *ts = data;
 
-    tpm_test_swtpm_test(ts->src_tpm_path, tpm_util_crb_transfer, "tpm-crb");
+    tpm_test_swtpm_test(ts->src_tpm_path, tpm_util_crb_transfer,
+                        "tpm-crb", NULL);
 }
 
 static void tpm_crb_swtpm_migration_test(const void *data)
@@ -37,7 +38,7 @@ static void tpm_crb_swtpm_migration_test(const void *data)
     const TestState *ts = data;
 
     tpm_test_swtpm_migration_test(ts->src_tpm_path, ts->dst_tpm_path, ts->uri,
-                                  tpm_util_crb_transfer, "tpm-crb");
+                                  tpm_util_crb_transfer, "tpm-crb", NULL);
 }
 
 int main(int argc, char **argv)
diff --git a/tests/qtest/tpm-tests.c b/tests/qtest/tpm-tests.c
index 6e45a0ba85..a2f2838e15 100644
--- a/tests/qtest/tpm-tests.c
+++ b/tests/qtest/tpm-tests.c
@@ -30,7 +30,7 @@ tpm_test_swtpm_skip(void)
 }
 
 void tpm_test_swtpm_test(const char *src_tpm_path, tx_func *tx,
-                         const char *ifmodel)
+                         const char *ifmodel, const char *machine_options)
 {
     char *args = NULL;
     QTestState *s;
@@ -47,10 +47,11 @@ void tpm_test_swtpm_test(const char *src_tpm_path, tx_func *tx,
     g_assert_true(succ);
 
     args = g_strdup_printf(
+        "%s "
         "-chardev socket,id=chr,path=%s "
         "-tpmdev emulator,id=dev,chardev=chr "
         "-device %s,tpmdev=dev",
-        addr->u.q_unix.path, ifmodel);
+        machine_options ? : "", addr->u.q_unix.path, ifmodel);
 
     s = qtest_start(args);
     g_free(args);
@@ -78,7 +79,8 @@ void tpm_test_swtpm_test(const char *src_tpm_path, tx_func *tx,
 void tpm_test_swtpm_migration_test(const char *src_tpm_path,
                                    const char *dst_tpm_path,
                                    const char *uri, tx_func *tx,
-                                   const char *ifmodel)
+                                   const char *ifmodel,
+                                   const char *machine_options)
 {
     gboolean succ;
     GPid src_tpm_pid, dst_tpm_pid;
@@ -100,7 +102,7 @@ void tpm_test_swtpm_migration_test(const char *src_tpm_path,
 
     tpm_util_migration_start_qemu(&src_qemu, &dst_qemu,
                                   src_tpm_addr, dst_tpm_addr, uri,
-                                  ifmodel);
+                                  ifmodel, machine_options);
 
     tpm_util_startup(src_qemu, tx);
     tpm_util_pcrextend(src_qemu, tx);
diff --git a/tests/qtest/tpm-tests.h b/tests/qtest/tpm-tests.h
index b97688fe75..a5df35ab5b 100644
--- a/tests/qtest/tpm-tests.h
+++ b/tests/qtest/tpm-tests.h
@@ -16,11 +16,12 @@
 #include "tpm-util.h"
 
 void tpm_test_swtpm_test(const char *src_tpm_path, tx_func *tx,
-                         const char *ifmodel);
+                         const char *ifmodel, const char *machine_options);
 
 void tpm_test_swtpm_migration_test(const char *src_tpm_path,
                                    const char *dst_tpm_path,
                                    const char *uri, tx_func *tx,
-                                   const char *ifmodel);
+                                   const char *ifmodel,
+                                   const char *machine_options);
 
 #endif /* TESTS_TPM_TESTS_H */
diff --git a/tests/qtest/tpm-tis-swtpm-test.c b/tests/qtest/tpm-tis-swtpm-test.c
index 9f58a3a92b..9470f15751 100644
--- a/tests/qtest/tpm-tis-swtpm-test.c
+++ b/tests/qtest/tpm-tis-swtpm-test.c
@@ -29,7 +29,8 @@ static void tpm_tis_swtpm_test(const void *data)
 {
     const TestState *ts = data;
 
-    tpm_test_swtpm_test(ts->src_tpm_path, tpm_util_tis_transfer, "tpm-tis");
+    tpm_test_swtpm_test(ts->src_tpm_path, tpm_util_tis_transfer,
+                        "tpm-tis", NULL);
 }
 
 static void tpm_tis_swtpm_migration_test(const void *data)
@@ -37,7 +38,7 @@ static void tpm_tis_swtpm_migration_test(const void *data)
     const TestState *ts = data;
 
     tpm_test_swtpm_migration_test(ts->src_tpm_path, ts->dst_tpm_path, ts->uri,
-                                  tpm_util_tis_transfer, "tpm-tis");
+                                  tpm_util_tis_transfer, "tpm-tis", NULL);
 }
 
 int main(int argc, char **argv)
diff --git a/tests/qtest/tpm-util.c b/tests/qtest/tpm-util.c
index e08b137651..7ecdae2fc6 100644
--- a/tests/qtest/tpm-util.c
+++ b/tests/qtest/tpm-util.c
@@ -258,23 +258,27 @@ void tpm_util_migration_start_qemu(QTestState **src_qemu,
                                    SocketAddress *src_tpm_addr,
                                    SocketAddress *dst_tpm_addr,
                                    const char *miguri,
-                                   const char *ifmodel)
+                                   const char *ifmodel,
+                                   const char *machine_options)
 {
     char *src_qemu_args, *dst_qemu_args;
 
     src_qemu_args = g_strdup_printf(
+        "%s "
         "-chardev socket,id=chr,path=%s "
         "-tpmdev emulator,id=dev,chardev=chr "
         "-device %s,tpmdev=dev ",
-        src_tpm_addr->u.q_unix.path, ifmodel);
+        machine_options ? : "", src_tpm_addr->u.q_unix.path, ifmodel);
 
     *src_qemu = qtest_init(src_qemu_args);
 
     dst_qemu_args = g_strdup_printf(
+        "%s "
         "-chardev socket,id=chr,path=%s "
         "-tpmdev emulator,id=dev,chardev=chr "
         "-device %s,tpmdev=dev "
         "-incoming %s",
+        machine_options ? : "",
         dst_tpm_addr->u.q_unix.path,
         ifmodel, miguri);
 
diff --git a/tests/qtest/tpm-util.h b/tests/qtest/tpm-util.h
index 5755698ad2..15e3924942 100644
--- a/tests/qtest/tpm-util.h
+++ b/tests/qtest/tpm-util.h
@@ -44,7 +44,8 @@ void tpm_util_migration_start_qemu(QTestState **src_qemu,
                                    SocketAddress *src_tpm_addr,
                                    SocketAddress *dst_tpm_addr,
                                    const char *miguri,
-                                   const char *ifmodel);
+                                   const char *ifmodel,
+                                   const char *machine_options);
 
 void tpm_util_wait_for_migration_complete(QTestState *who);