diff --git a/basis/math/primes/erato/erato-docs.factor b/basis/math/primes/erato/erato-docs.factor
index 1e32818fe3..75e3846dc1 100644
--- a/basis/math/primes/erato/erato-docs.factor
+++ b/basis/math/primes/erato/erato-docs.factor
@@ -3,8 +3,8 @@ IN: math.primes.erato
 
 HELP: sieve
 { $values { "n" "the greatest odd number to consider" } { "arr" "a bit array" } }
-{ $description "Apply Eratostene sieve up to " { $snippet "n" } ". Primality can then be tested using " { $link sieve } "." } ;
+{ $description "Apply Eratostene sieve up to " { $snippet "n" } ". Primality can then be tested using " { $link marked-prime? } "." } ;
 
 HELP: marked-prime?
 { $values { "n" "an integer" } { "arr" "a byte array returned by " { $link sieve } } { "?" "a boolean" } }
-{ $description "Check whether a number between 3 and the limit given to " { $link sieve } " has been marked as a prime number."} ;
+{ $description "Check whether an odd integer between 3 and the limit given to " { $link sieve } " has been marked as a prime number."} ;