diff --git a/src/udev/fuzz-udev-rules.c b/src/udev/fuzz-udev-rules.c
index ecf7776731b..e599ad5e5e7 100644
--- a/src/udev/fuzz-udev-rules.c
+++ b/src/udev/fuzz-udev-rules.c
@@ -20,20 +20,20 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
 
         fuzz_setup_logging();
 
-        assert_se(fmkostemp_safe(filename, "r+", &f) == 0);
+        ASSERT_OK_ZERO(fmkostemp_safe(filename, "r+", &f));
         if (size != 0)
-                assert_se(fwrite(data, size, 1, f) == 1);
+                ASSERT_EQ(fwrite(data, size, 1, f), 1U);
         fflush(f);
 
-        assert_se(rules = udev_rules_new(RESOLVE_NAME_EARLY));
+        rules = ASSERT_NOT_NULL(udev_rules_new(RESOLVE_NAME_EARLY));
 
         _cleanup_(conf_file_freep) ConfFile *c = NULL;
         ASSERT_OK(conf_file_new(filename, /* root= */ NULL, CONF_FILES_REGULAR, &c));
 
         r = udev_rules_parse_file(rules, c, /* extra_checks= */ false, /* ret= */ NULL);
         log_info_errno(r, "Parsing %s: %m", filename);
-        assert_se(r >= 0 ||             /* OK */
-                  r == -ENOBUFS);       /* line length exceeded */
+        ASSERT_TRUE(r >= 0 ||           /* OK */
+                    r == -ENOBUFS);     /* line length exceeded */
 
         return 0;
 }