diff --git a/runtime/src/main/kotlin/kotlin/math/math.kt b/runtime/src/main/kotlin/kotlin/math/math.kt
index d227b9ff9c0..b288cc64725 100644
--- a/runtime/src/main/kotlin/kotlin/math/math.kt
+++ b/runtime/src/main/kotlin/kotlin/math/math.kt
@@ -284,7 +284,7 @@ external public actual fun ln1p(x: Double): Double
 /**
  * Rounds the given value [x] to an integer towards positive infinity.
 
- * @return the smallest double value that is greater than the given value [x] and is a mathematical integer.
+ * @return the smallest double value that is greater than or equal to the given value [x] and is a mathematical integer.
  *
  * Special cases:
  *   - `ceil(x)` is `x` where `x` is `NaN` or `+Inf` or `-Inf` or already a mathematical integer.
@@ -296,7 +296,7 @@ external public actual fun ceil(x: Double): Double
 /**
  * Rounds the given value [x] to an integer towards negative infinity.
 
- * @return the largest double value that is smaller than the given value [x] and is a mathematical integer.
+ * @return the largest double value that is smaller than or equal to the given value [x] and is a mathematical integer.
  *
  * Special cases:
  *   - `floor(x)` is `x` where `x` is `NaN` or `+Inf` or `-Inf` or already a mathematical integer.
@@ -833,7 +833,7 @@ external public actual fun ln1p(x: Float): Float
 /**
  * Rounds the given value [x] to an integer towards positive infinity.
 
- * @return the smallest Float value that is greater than the given value [x] and is a mathematical integer.
+ * @return the smallest Float value that is greater than or equal to the given value [x] and is a mathematical integer.
  *
  * Special cases:
  *   - `ceil(x)` is `x` where `x` is `NaN` or `+Inf` or `-Inf` or already a mathematical integer.
@@ -845,7 +845,7 @@ external public actual fun ceil(x: Float): Float
 /**
  * Rounds the given value [x] to an integer towards negative infinity.
 
- * @return the largest Float value that is smaller than the given value [x] and is a mathematical integer.
+ * @return the largest Float value that is smaller than or equal to the given value [x] and is a mathematical integer.
  *
  * Special cases:
  *   - `floor(x)` is `x` where `x` is `NaN` or `+Inf` or `-Inf` or already a mathematical integer.