diff --git a/greg/compile.go b/greg/compile.go
index 4bc19ca..a3fc022 100644
--- a/greg/compile.go
+++ b/greg/compile.go
@@ -682,7 +682,7 @@ func shuntingYard(re string, flags ...ReFlag) ([]postfixNode, error) {
 						if startRangeRune > endRangeRune {
 							return nil, fmt.Errorf("character range syntax is [a-b], not [b-a]")
 						}
-						chars = append(chars, newPostfixCharNode(genRange(startRangeRune, endRangeRune+1)...))
+						chars = append(chars, newPostfixCharNode(genRangeInclusive(startRangeRune, endRangeRune)...))
 					}
 
 					endOfRange = false // Reset the flag