diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7cd6dd6..927e975 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,11 @@ MLEM uses [semantic versioning](https://semver.org/).
 This changelog also contains information on versions that have yet to be released. The changelog for unreleased versions might be edited over time as new features get added, changed or removed. To see the newest released version's code, check out the [release branch](https://github.com/Ellpeck/MLEM/tree/release).
 
 Jump to version:
+- [5.1.0 (Unreleased)](#510-unreleased)
 - [5.0.0](#500)
 
+## 5.1.0 (Unreleased)
+
 ## 5.0.0
 ### MLEM
 Additions
diff --git a/build.cake b/build.cake
index ce939bd..ab99cc5 100644
--- a/build.cake
+++ b/build.cake
@@ -2,7 +2,7 @@
 #tool docfx.console&version=2.51.0
 
 // this is the upcoming version, for prereleases
-var version = Argument("version", "5.0.0");
+var version = Argument("version", "5.1.0");
 var target = Argument("target", "Default");
 var branch = Argument("branch", "main");
 var config = Argument("configuration", "Release");