Fix cat /etc/salt/grains.d/* when files not present
diff --git a/salt/minion/grains.sls b/salt/minion/grains.sls
index af57b34..ca83a4f 100644
--- a/salt/minion/grains.sls
+++ b/salt/minion/grains.sls
@@ -23,8 +23,8 @@
   cmd.run:
   - name: cat /etc/salt/grains.d/* > /etc/salt/grains
   - require:
-    - file: salt_minion_grains_dir
+    - file: salt_minion_grains_placeholder
   - watch_in:
     - service: salt_minion_service
 
-{%- endif %}
\ No newline at end of file
+{%- endif %}