diff --git a/Cargo.toml b/Cargo.toml
index 6619ec4..16bb9df 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "seq_smith"
-version = "0.4.0"
+version = "0.5.0"
 edition = "2021"
 
 [dependencies]
diff --git a/pyproject.toml b/pyproject.toml
index 46f6853..bf306ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "seq-smith"
-version = "0.4.0"
+version = "0.5.0"
 authors = [
     { name = "Tobias Sargeant", email = "tobias.sargeant@gmail.com" },
 ]