diff --git a/lib/system.nim b/lib/system.nim
index 642ee957f..f78ca9738 100755
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -49,9 +49,13 @@ type
                                 ## a type description (for templates)
   void* {.magic: "VoidType".}  ## meta type to denote the absense of any type
   
-  TInteger* = int|char|int8|int16|int32|int64|bool|enum
+  TInteger* = int|int8|int16|int32|int64
     ## type class matching all integer types
 
+  TOrdinal* = TInteger|bool|enum
+    ## type class matching all ordinal types; however this includes enums with
+    ## holes.
+
   TNumber* = TInteger|float|float32|float64
     ## type class matching all number types