Use 'number' instead of 'amount' because 'times' is a countable noun.
diff --git a/libraries/stdlib/src/kotlin/contracts/ContractBuilder.kt b/libraries/stdlib/src/kotlin/contracts/ContractBuilder.kt
index ffa321a..2fa8af1 100644
--- a/libraries/stdlib/src/kotlin/contracts/ContractBuilder.kt
+++ b/libraries/stdlib/src/kotlin/contracts/ContractBuilder.kt
@@ -71,7 +71,7 @@
      * This contract specifies that:
      * 1. the function [lambda] can only be invoked during the call of the owner function,
      *  and it won't be invoked after that owner function call is completed;
-     * 2. _(optionally)_ the function [lambda] is invoked the amount of times specified by the [kind] parameter,
+     * 2. _(optionally)_ the function [lambda] is invoked the number of times specified by the [kind] parameter,
      *  see the [InvocationKind] enum for possible values.
      *
      * A function declaring the `callsInPlace` effect must be _inline_.