diff --git a/meson.build b/meson.build
index 6bbeffe571..6767a0d3fa 100644
--- a/meson.build
+++ b/meson.build
@@ -1092,9 +1092,8 @@ endif
 
 mpathlibs = [libudev]
 mpathpersist = not_found
-mpathpersist_new_api = false
 if targetos == 'linux' and have_tools and get_option('mpath').allowed()
-  mpath_test_source_new = '''
+  mpath_test_source = '''
     #include <libudev.h>
     #include <mpath_persist.h>
     unsigned mpath_mx_alloc_len = 1024;
@@ -1111,16 +1110,6 @@ if targetos == 'linux' and have_tools and get_option('mpath').allowed()
         multipath_conf = mpath_lib_init();
         return 0;
     }'''
-  mpath_test_source_old = '''
-      #include <libudev.h>
-      #include <mpath_persist.h>
-      unsigned mpath_mx_alloc_len = 1024;
-      int logsink;
-      int main(void) {
-          struct udev *udev = udev_new();
-          mpath_lib_init(udev);
-          return 0;
-      }'''
   libmpathpersist = cc.find_library('mpathpersist',
                                     required: get_option('mpath'))
   if libmpathpersist.found()
@@ -1139,10 +1128,7 @@ if targetos == 'linux' and have_tools and get_option('mpath').allowed()
     endforeach
     if mpathlibs.length() == 0
       msg = 'Dependencies missing for libmpathpersist'
-    elif cc.links(mpath_test_source_new, dependencies: mpathlibs)
-      mpathpersist = declare_dependency(dependencies: mpathlibs)
-      mpathpersist_new_api = true
-    elif cc.links(mpath_test_source_old, dependencies: mpathlibs)
+    elif cc.links(mpath_test_source, dependencies: mpathlibs)
       mpathpersist = declare_dependency(dependencies: mpathlibs)
     else
       msg = 'Cannot detect libmpathpersist API'
@@ -2094,7 +2080,6 @@ config_host_data.set('CONFIG_GCOV', get_option('b_coverage'))
 config_host_data.set('CONFIG_LIBUDEV', libudev.found())
 config_host_data.set('CONFIG_LZO', lzo.found())
 config_host_data.set('CONFIG_MPATH', mpathpersist.found())
-config_host_data.set('CONFIG_MPATH_NEW_API', mpathpersist_new_api)
 config_host_data.set('CONFIG_BLKIO', blkio.found())
 if blkio.found()
   config_host_data.set('CONFIG_BLKIO_VHOST_VDPA_FD',
diff --git a/scsi/qemu-pr-helper.c b/scsi/qemu-pr-helper.c
index a857e80c03..ae44a816e1 100644
--- a/scsi/qemu-pr-helper.c
+++ b/scsi/qemu-pr-helper.c
@@ -280,11 +280,7 @@ void put_multipath_config(struct config *conf)
 static void multipath_pr_init(void)
 {
     udev = udev_new();
-#ifdef CONFIG_MPATH_NEW_API
     multipath_conf = mpath_lib_init();
-#else
-    mpath_lib_init(udev);
-#endif
 }
 
 static int is_mpath(int fd)