diff --git a/crates/dagger-core/src/engine.rs b/crates/dagger-core/src/engine.rs
index d522a74..b9a9956 100644
--- a/crates/dagger-core/src/engine.rs
+++ b/crates/dagger-core/src/engine.rs
@@ -1,3 +1,4 @@
+use crate::DAGGER_ENGINE_VERSION;
 use crate::{
     cli_session::CliSession, config::Config, connect_params::ConnectParams, downloader::Downloader,
 };
@@ -10,7 +11,9 @@ impl Engine {
     }
 
     async fn from_cli(&self, cfg: &Config) -> eyre::Result<(ConnectParams, tokio::process::Child)> {
-        let cli = Downloader::new("0.3.13".into())?.get_cli().await?;
+        let cli = Downloader::new(DAGGER_ENGINE_VERSION.into())?
+            .get_cli()
+            .await?;
 
         let cli_session = CliSession::new();
 
diff --git a/crates/dagger-core/src/lib.rs b/crates/dagger-core/src/lib.rs
index 7a10530..2f62a62 100644
--- a/crates/dagger-core/src/lib.rs
+++ b/crates/dagger-core/src/lib.rs
@@ -1,5 +1,7 @@
 #![deny(warnings)]
 
+pub const DAGGER_ENGINE_VERSION: &'static str = "0.4.0";
+
 pub mod cli_session;
 pub mod config;
 pub mod connect_params;