diff --git a/src/shared/meson.build b/src/shared/meson.build
index 56b823c50c..a94b78ba94 100644
--- a/src/shared/meson.build
+++ b/src/shared/meson.build
@@ -238,7 +238,6 @@ shared_sources = files(
         'varlink-io.systemd.Network.Link.c',
         'varlink-io.systemd.PCRExtend.c',
         'varlink-io.systemd.PCRLock.c',
-        'varlink-io.systemd.QemuMachineInstance.c',
         'varlink-io.systemd.Repart.c',
         'varlink-io.systemd.Resolve.c',
         'varlink-io.systemd.Resolve.Hook.c',
diff --git a/src/shared/varlink-io.systemd.Machine.c b/src/shared/varlink-io.systemd.Machine.c
index da373a3c20..cb1b0665d6 100644
--- a/src/shared/varlink-io.systemd.Machine.c
+++ b/src/shared/varlink-io.systemd.Machine.c
@@ -57,7 +57,7 @@ static SD_VARLINK_DEFINE_METHOD(
                 SD_VARLINK_DEFINE_INPUT(vSockCid,                SD_VARLINK_INT,    SD_VARLINK_NULLABLE),
                 SD_VARLINK_DEFINE_INPUT(sshAddress,              SD_VARLINK_STRING, SD_VARLINK_NULLABLE),
                 SD_VARLINK_DEFINE_INPUT(sshPrivateKeyPath,       SD_VARLINK_STRING, SD_VARLINK_NULLABLE),
-                SD_VARLINK_FIELD_COMMENT("Varlink socket address for direct machine control. The server at this address is expected to implement io.systemd.MachineInstance and optionally io.systemd.VirtualMachineInstance and io.systemd.QemuMachineInstance."),
+                SD_VARLINK_FIELD_COMMENT("Varlink socket address for direct machine control. The server at this address is expected to implement io.systemd.MachineInstance and optionally io.systemd.VirtualMachineInstance."),
                 SD_VARLINK_DEFINE_INPUT(controlAddress,          SD_VARLINK_STRING, SD_VARLINK_NULLABLE),
                 SD_VARLINK_FIELD_COMMENT("Controls whether to allocate a scope unit for the machine to register. If false, the client already took care of that and registered a service/scope specific to the machine."),
                 SD_VARLINK_DEFINE_INPUT(allocateUnit,            SD_VARLINK_BOOL,   SD_VARLINK_NULLABLE),
diff --git a/src/shared/varlink-io.systemd.QemuMachineInstance.c b/src/shared/varlink-io.systemd.QemuMachineInstance.c
deleted file mode 100644
index b03fa2199c..0000000000
--- a/src/shared/varlink-io.systemd.QemuMachineInstance.c
+++ /dev/null
@@ -1,17 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-
-#include "varlink-io.systemd.QemuMachineInstance.h"
-
-static SD_VARLINK_DEFINE_METHOD_FULL(
-                AcquireQMP,
-                SD_VARLINK_REQUIRES_UPGRADE);
-
-static SD_VARLINK_DEFINE_ERROR(AlreadyAcquired);
-
-SD_VARLINK_DEFINE_INTERFACE(
-                io_systemd_QemuMachineInstance,
-                "io.systemd.QemuMachineInstance",
-                SD_VARLINK_SYMBOL_COMMENT("Acquire a direct QMP connection to the QEMU instance via protocol upgrade"),
-                &vl_method_AcquireQMP,
-                SD_VARLINK_SYMBOL_COMMENT("A QMP connection has already been acquired by another client"),
-                &vl_error_AlreadyAcquired);
diff --git a/src/shared/varlink-io.systemd.QemuMachineInstance.h b/src/shared/varlink-io.systemd.QemuMachineInstance.h
deleted file mode 100644
index 203dacb40c..0000000000
--- a/src/shared/varlink-io.systemd.QemuMachineInstance.h
+++ /dev/null
@@ -1,6 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-#pragma once
-
-#include "sd-varlink-idl.h"
-
-extern const sd_varlink_interface vl_interface_io_systemd_QemuMachineInstance;
diff --git a/src/vmspawn/vmspawn-varlink.c b/src/vmspawn/vmspawn-varlink.c
index 2e0daa6039..51a1091e40 100644
--- a/src/vmspawn/vmspawn-varlink.c
+++ b/src/vmspawn/vmspawn-varlink.c
@@ -9,7 +9,6 @@
 #include "string-util.h"
 #include "strv.h"
 #include "varlink-io.systemd.MachineInstance.h"
-#include "varlink-io.systemd.QemuMachineInstance.h"
 #include "varlink-io.systemd.VirtualMachineInstance.h"
 #include "varlink-util.h"
 #include "vmspawn-qmp.h"
@@ -184,10 +183,6 @@ static int vl_method_subscribe_events(sd_varlink *link, sd_json_variant *paramet
         return 0;
 }
 
-static int vl_method_acquire_qmp(sd_varlink *link, sd_json_variant *parameters, sd_varlink_method_flags_t flags, void *userdata) {
-        return sd_varlink_error_errno(link, -EOPNOTSUPP);
-}
-
 static void vl_disconnect(sd_varlink_server *server, sd_varlink *link, void *userdata) {
         VmspawnVarlinkContext *ctx = ASSERT_PTR(userdata);
 
@@ -372,8 +367,7 @@ int vmspawn_varlink_setup(
         r = sd_varlink_server_add_interface_many(
                         ctx->varlink_server,
                         &vl_interface_io_systemd_MachineInstance,
-                        &vl_interface_io_systemd_VirtualMachineInstance,
-                        &vl_interface_io_systemd_QemuMachineInstance);
+                        &vl_interface_io_systemd_VirtualMachineInstance);
         if (r < 0)
                 return log_error_errno(r, "Failed to add varlink interfaces: %m");
 
@@ -385,8 +379,7 @@ int vmspawn_varlink_setup(
                         "io.systemd.MachineInstance.Resume",            vl_method_resume,
                         "io.systemd.MachineInstance.Reboot",            vl_method_reboot,
                         "io.systemd.MachineInstance.Describe",          vl_method_describe,
-                        "io.systemd.MachineInstance.SubscribeEvents",   vl_method_subscribe_events,
-                        "io.systemd.QemuMachineInstance.AcquireQMP",    vl_method_acquire_qmp);
+                        "io.systemd.MachineInstance.SubscribeEvents",   vl_method_subscribe_events);
         if (r < 0)
                 return log_error_errno(r, "Failed to bind varlink methods: %m");