diff --git a/libraries/stdlib/src/kotlin/text/Strings.kt b/libraries/stdlib/src/kotlin/text/Strings.kt
index a7e49c035a4..7d225077292 100644
--- a/libraries/stdlib/src/kotlin/text/Strings.kt
+++ b/libraries/stdlib/src/kotlin/text/Strings.kt
@@ -308,7 +308,7 @@ public inline fun CharSequence.isNotEmpty(): Boolean = length > 0
 
 
 /**
- * Returns `true` if this char sequence is not empty and contains some characters except of whitespace characters.
+ * Returns `true` if this char sequence is not empty and contains some characters except whitespace characters.
  *
  * @sample samples.text.Strings.stringIsNotBlank
  */
@@ -1483,4 +1483,4 @@ public fun String.toBooleanStrictOrNull(): Boolean? = when (this) {
     "true" -> true
     "false" -> false
     else -> null
-}
\ No newline at end of file
+}