diff --git a/Changes b/Changes
index 17289273..d5761cac 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,9 @@
+Version 3.53 ()
+
+  [ENHANCEMENTS]
+
+  * Report serial/version on Netgear FSM (paecker)
+
 version 3.52 (2018-03-19)
 
   [ENHANCEMENTS]
diff --git a/lib/SNMP/Info/Layer2/Netgear.pm b/lib/SNMP/Info/Layer2/Netgear.pm
index 259e3633..17a93f69 100644
--- a/lib/SNMP/Info/Layer2/Netgear.pm
+++ b/lib/SNMP/Info/Layer2/Netgear.pm
@@ -89,7 +89,7 @@ sub serial {
 
     # Without Enitity-MIB, we've got to work our way through a bunch of
     # different locales...
-    return $netgear->ng_gsmserial() if defined $netgear->model and $netgear->model =~ m/[F|G]SM\d/i;;
+    return $netgear->ng_gsmserial() if defined $netgear->model and $netgear->model =~ m/[FG]SM\d/i;;
     return 'none';
 }
 
@@ -148,7 +148,7 @@ sub os_ver {
         my $os_ver  = $netgear->e_swver();
         return $os_ver->{$index} if defined $os_ver;
     }
-    return $netgear->ng_gsmosver() if defined  $netgear->model and $netgear->model =~ m/[F|G]SM\d/i;
+    return $netgear->ng_gsmosver() if defined  $netgear->model and $netgear->model =~ m/[FG]SM\d/i;
     return $netgear->ng_fsosver() if defined  $netgear->model and $netgear->model =~ m/FS\d/i;
 }