diff --git a/.github/project.yml b/.github/project.yml
index 9c1395fb1..59a04f7fc 100644
--- a/.github/project.yml
+++ b/.github/project.yml
@@ -1,4 +1,4 @@
 release:
-  current-version: "0.20.3"
+  current-version: "0.21.0.CR1"
   next-version: "999-SNAPSHOT"
 
diff --git a/docs/modules/ROOT/pages/includes/attributes.adoc b/docs/modules/ROOT/pages/includes/attributes.adoc
index 1a640423d..d98ee5644 100644
--- a/docs/modules/ROOT/pages/includes/attributes.adoc
+++ b/docs/modules/ROOT/pages/includes/attributes.adoc
@@ -1,3 +1,3 @@
-:project-version: 0.20.3
+:project-version: 0.21.0.CR1
 :langchain4j-version: 0.35.0
-:examples-dir: ./../examples/
\ No newline at end of file
+:examples-dir: ./../examples/