diff --git a/zic.8 b/zic.8
index bedfb9d..b84a2af 100644
--- a/zic.8
+++ b/zic.8
@@ -70,12 +70,10 @@ Gives the (arbitrary) name of the set of rules this rule is part of.
 Gives the first year in which the rule applies.
 The word
 .B minimum
-(or an abbreviation) means the minimum year all of whose time values are
-representable.
+(or an abbreviation) means the minimum year with a representable time value.
 The word
 .B maximum
-(or an abbreviation) means the maximum year all of whose time values are
-representable.
+(or an abbreviation) means the maximum year with a representable time value.
 .TP
 .B TO
 Gives the final year in which the rule applies.