diff --git a/core/math/math-docs.factor b/core/math/math-docs.factor
index 6af48d00de..1e107124a2 100644
--- a/core/math/math-docs.factor
+++ b/core/math/math-docs.factor
@@ -403,7 +403,7 @@ HELP: number
 
 HELP: next-power-of-2
 { $values { "m" "a non-negative integer" } { "n" "an integer" } }
-{ $description "Outputs the smallest power of 2 greater than " { $snippet "m" } ". The output value is always at least 1." } ;
+{ $description "Outputs the smallest power of 2 greater than " { $snippet "m" } ". The output value is always at least 2." } ;
 
 HELP: power-of-2?
 { $values { "n" integer } { "?" "a boolean" } }