diff --git a/src/shared/seccomp-util.c b/src/shared/seccomp-util.c
index 476bff1260..1c3706a8cc 100644
--- a/src/shared/seccomp-util.c
+++ b/src/shared/seccomp-util.c
@@ -899,6 +899,10 @@ int seccomp_protect_sysctl(void) {
 
                 log_debug("Operating on architecture: %s", seccomp_arch_to_string(arch));
 
+                if (IN_SET(arch, SCMP_ARCH_X32, SCMP_ARCH_AARCH64))
+                        /* No _sysctl syscall */
+                        continue;
+
                 r = seccomp_init_for_arch(&seccomp, arch, SCMP_ACT_ALLOW);
                 if (r < 0)
                         return r;
diff --git a/src/test/test-seccomp.c b/src/test/test-seccomp.c
index efd145e063..50fe24c794 100644
--- a/src/test/test-seccomp.c
+++ b/src/test/test-seccomp.c
@@ -244,13 +244,17 @@ static void test_protect_sysctl(void) {
         assert_se(pid >= 0);
 
         if (pid == 0) {
+#if __NR__sysctl > 0
                 assert_se(syscall(__NR__sysctl, NULL) < 0);
                 assert_se(errno == EFAULT);
+#endif
 
                 assert_se(seccomp_protect_sysctl() >= 0);
 
+#if __NR__sysctl > 0
                 assert_se(syscall(__NR__sysctl, 0, 0, 0) < 0);
                 assert_se(errno == EPERM);
+#endif
 
                 _exit(EXIT_SUCCESS);
         }