diff --git a/Rules/apt-keys.xml b/Rules/apt-keys.xml
index db07d2a..007bae4 100644
--- a/Rules/apt-keys.xml
+++ b/Rules/apt-keys.xml
@@ -2,5 +2,5 @@
 <Rules priority="1">
   <Action name="apt-key-add"
 	  timing="post" when="modified" status="check"
-	  command="cat /etc/crans/apt-keys/*.asc | apt-key add -"/>
+	  command="bash -c 'cat /etc/crans/apt-keys/*.asc | apt-key add -'"/>
 </Rules>