diff --git a/meson.build b/meson.build
index 8261b13155..fe6b26b835 100644
--- a/meson.build
+++ b/meson.build
@@ -1024,8 +1024,11 @@ else
 endif
 conf.set10('HAVE_APPARMOR', have)
 
-conf.set10('HAVE_SMACK_RUN_LABEL', get_option('smack-run-label') != '')
-conf.set_quoted('SMACK_RUN_LABEL', get_option('smack-run-label'))
+have = get_option('smack') and get_option('smack-run-label') != ''
+conf.set10('HAVE_SMACK_RUN_LABEL', have)
+if have
+        conf.set_quoted('SMACK_RUN_LABEL', get_option('smack-run-label'))
+endif
 
 want_polkit = get_option('polkit')
 install_polkit = false
diff --git a/src/core/smack-setup.c b/src/core/smack-setup.c
index 79c4808473..5b2671ff40 100644
--- a/src/core/smack-setup.c
+++ b/src/core/smack-setup.c
@@ -322,7 +322,7 @@ int mac_smack_setup(bool *loaded_policy) {
                 return 0;
         }
 
-#ifdef SMACK_RUN_LABEL
+#if HAVE_SMACK_RUN_LABEL
         r = write_string_file("/proc/self/attr/current", SMACK_RUN_LABEL, WRITE_STRING_FILE_DISABLE_BUFFER);
         if (r < 0)
                 log_warning_errno(r, "Failed to set SMACK label \"" SMACK_RUN_LABEL "\" on self: %m");
diff --git a/src/shared/mount-setup.c b/src/shared/mount-setup.c
index 0f2fb5d098..ae148541d7 100644
--- a/src/shared/mount-setup.c
+++ b/src/shared/mount-setup.c
@@ -278,7 +278,7 @@ static int symlink_controller(const char *target, const char *alias) {
         if (r < 0)
                 return log_error_errno(r, "Failed to create symlink %s: %m", a);
 
-#ifdef SMACK_RUN_LABEL
+#if HAVE_SMACK_RUN_LABEL
         const char *p;
 
         p = strjoina("/sys/fs/cgroup/", target);