diff --git a/DESCRIPTION b/DESCRIPTION
index 10fb81ecd..7f605cbf5 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: mlr3pipelines
 Title: Preprocessing Operators and Pipelines for 'mlr3'
-Version: 0.5.0-9000
+Version: 0.5.1
 Authors@R:
     c(person(given = "Martin",
              family = "Binder",
diff --git a/NEWS.md b/NEWS.md
index f5f7ce5b0..52df70c12 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,4 @@
-# mlr3pipelines 0.5.0-9000
+# mlr3pipelines 0.5.1
 
 * Changed the ID of `PipeOpFeatureUnion` used in `ppl("robustify")` and `ppl("stacking")`.
 * `pipeline_bagging()` gets the `replace` argument (old behaviour `FALSE` by default).