diff --git a/pillar/top.sls b/pillar/top.sls
index 7609bb1..64f0bc8 100644
--- a/pillar/top.sls
+++ b/pillar/top.sls
@@ -37,6 +37,7 @@ production:
   'osrelease:{{ osrelease }}':
     - match: grain
     - osrelease.{{ osrelease.replace('.', '_') }}
+  # match all SLE12* and Leap versions
   'osrelease:(1|4)2.*':
     - match: grain_pcre
     - osrelease.12_x_or_42_x