diff --git a/Cargo.toml b/Cargo.toml
index 7ccccf7..c4c6fa7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "iter_fixed"
-version = "0.3.1"
+version = "0.4.0"
 authors = ["Albin Hedman <albin9604@gmail.com>"]
 edition = "2021"
 license = "MIT OR Apache-2.0"
diff --git a/README.md b/README.md
index 541114c..897708c 100644
--- a/README.md
+++ b/README.md
@@ -53,7 +53,7 @@ You can also take a look at examples : [`matrix.rs`] and [`vector.rs`]
 [`vector.rs`]: source/examples/vector.rs
 
 
-Current version: 0.3.1
+Current version: 0.4.0
 
 ## no_std