diff --git a/fortinet/README b/fortinet/README
index 7cdc22579..cfa06701a 100644
--- a/fortinet/README
+++ b/fortinet/README
@@ -52,15 +52,15 @@ this isn't all that hard, a short procedure follows:
 
 # now we'll prepare a mib which will include all models
   cd /tmp/f2
-  cp FORTINET-FORTIGATE-MIB-build0231.mib FORTINET-FORTIGATE-MIB-patched.mib
+  cp FORTINET-FORTIGATE-MIB-build0231.mib fortinet-fortigate-mib-patched.mib
 
-# edit FORTINET-FORTIGATE-MIB-patched.mib, remove ALL fgModel model entries
+# edit fortinet-fortigate-mib-patched.mib, remove ALL fgModel model entries
 # then insert the list we made before (~/tmp/uniqfg) in it's place
 # in vi this can be done with:
 #       :.!cat ~/tmp/uniqfg
 # now copy the mib to staging and follow the normal upgrade procedure
   mkdir /tmp/fortinet
-  cp FORTINET-FORTIGATE-MIB-patched.mib /tmp/fortinet
+  cp fortinet-fortigate-mib-patched.mib /tmp/fortinet
 
 # if prepmibs says your file is to old:
 < FORTINET-FORTIGATE-MIB is older (201807200000 < 201901170000) (in 'fortinet-fortigate-mib.mib')