diff --git a/Cargo.lock b/Cargo.lock
index 95ce459..c9922f4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2168,7 +2168,7 @@ dependencies = [
 
 [[package]]
 name = "rustler-core"
-version = "0.3.11"
+version = "0.4.0"
 dependencies = [
  "async-stream",
  "async-trait",
diff --git a/Cargo.toml b/Cargo.toml
index 5316734..b67b0c1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rustler-core"
-version = "0.3.11"
+version = "0.4.0"
 edition = "2021"
 description = "🐎 » rustler-core market data extractor core functionality"
 authors = ["Lucas Colombo <lucas@lucode.ar>"]