diff --git a/akka-stream/src/main/scala/akka/stream/javadsl/Flow.scala b/akka-stream/src/main/scala/akka/stream/javadsl/Flow.scala
index e157a93b59..0c1a629caf 100644
--- a/akka-stream/src/main/scala/akka/stream/javadsl/Flow.scala
+++ b/akka-stream/src/main/scala/akka/stream/javadsl/Flow.scala
@@ -246,11 +246,11 @@ class Flow[-In, +Out, +Mat](delegate: scaladsl.Flow[In, Out, Mat]) extends Graph
    * downstream may run in parallel and may complete in any order, but the elements that
    * are emitted downstream are in the same order as received from upstream.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision#stop]]
    * the stream will be completed with failure.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision#resume]] or
    * [[akka.stream.Supervision#restart]] the element is dropped and the stream continues.
    *
@@ -276,11 +276,11 @@ class Flow[-In, +Out, +Mat](delegate: scaladsl.Flow[In, Out, Mat]) extends Graph
    * as soon as it is ready, i.e. it is possible that the elements are not emitted downstream
    * in the same order as received from upstream.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision#stop]]
    * the stream will be completed with failure.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision#resume]] or
    * [[akka.stream.Supervision#restart]] the element is dropped and the stream continues.
    *
diff --git a/akka-stream/src/main/scala/akka/stream/scaladsl/Flow.scala b/akka-stream/src/main/scala/akka/stream/scaladsl/Flow.scala
index 721f37ad86..f9db52ae46 100644
--- a/akka-stream/src/main/scala/akka/stream/scaladsl/Flow.scala
+++ b/akka-stream/src/main/scala/akka/stream/scaladsl/Flow.scala
@@ -440,11 +440,11 @@ trait FlowOps[+Out, +Mat] {
    * These Futures may complete in any order, but the elements that
    * are emitted downstream are in the same order as received from upstream.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision.Stop]]
    * the stream will be completed with failure.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision.Resume]] or
    * [[akka.stream.Supervision.Restart]] the element is dropped and the stream continues.
    *
@@ -470,11 +470,11 @@ trait FlowOps[+Out, +Mat] {
    * as soon as it is ready, i.e. it is possible that the elements are not emitted downstream
    * in the same order as received from upstream.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision.Stop]]
    * the stream will be completed with failure.
    *
-   * If the group by function `f` throws an exception or if the `Future` is completed
+   * If the function `f` throws an exception or if the `Future` is completed
    * with failure and the supervision decision is [[akka.stream.Supervision.Resume]] or
    * [[akka.stream.Supervision.Restart]] the element is dropped and the stream continues.
    *