diff --git a/Cargo.lock b/Cargo.lock
index 47883e0..070ef6a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2246,7 +2246,7 @@ dependencies = [
 
 [[package]]
 name = "yewprint-css"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "anyhow",
  "flate2 1.0.25",
diff --git a/yewprint-css/Cargo.toml b/yewprint-css/Cargo.toml
index 3614942..d0b4743 100644
--- a/yewprint-css/Cargo.toml
+++ b/yewprint-css/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "yewprint-css"
-version = "0.3.0"
+version = "0.4.0"
 authors = ["Cecile Tonglet <cecile.tonglet@cecton.com>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"