diff --git a/Cargo.lock b/Cargo.lock
index 0030ec6..9901f2d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -204,7 +204,7 @@ checksum = "e8c02a5121d4ea3eb16a80748c74f5549a5665e4c21333c6098f283870fbdea6"
 
 [[package]]
 name = "fortitude"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "annotate-snippets",
  "anyhow",
diff --git a/Cargo.toml b/Cargo.toml
index 72ef38c..2a2025d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fortitude"
-version = "0.3.0"
+version = "0.4.0"
 description = "A Fortran linter, written in Rust and installable with Python"
 authors = ["Liam Pattinson <liampattinson@gmail.com>"]
 edition = "2021"
diff --git a/pyproject.toml b/pyproject.toml
index 8b84c6f..1a32794 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "fortitude-lint"
-version = "0.3.0"
+version = "0.4.0"
 description = "A Fortran linter, written in Rust and installable with Python"
 readme = "README.md"
 authors = [