diff --git a/crates/target_rust/docker/Cargo.toml b/crates/target_rust/docker/Cargo.toml
index fec6e407..e74b0fe1 100644
--- a/crates/target_rust/docker/Cargo.toml
+++ b/crates/target_rust/docker/Cargo.toml
@@ -5,6 +5,6 @@ authors = ["Ulysse Carion <ulysse@segment.com>"]
 edition = "2018"
 
 [dependencies]
-chrono = { version = "0.4", features = ["serde"] }
-serde_json = "1"
-serde = { version = "1.0", features = ["derive"] }
+chrono = { version = "0.4.22", features = ["serde"] }
+serde_json = "1.0.83"
+serde = { version = "1.0.143", features = ["derive"] }
diff --git a/crates/target_rust/docker/Dockerfile b/crates/target_rust/docker/Dockerfile
index 2e6bf9fb..09f27e2d 100644
--- a/crates/target_rust/docker/Dockerfile
+++ b/crates/target_rust/docker/Dockerfile
@@ -1,4 +1,5 @@
-FROM rust:1.49
+# syntax=docker/dockerfile:1
+FROM rust:1.63
 
 ARG MAIN
 
@@ -13,5 +14,5 @@ COPY /main.rs /work/src/main.rs
 COPY /gen /work/src/jtd_codegen_e2e/
 RUN sed -i -e "s/MAIN/$MAIN/g" /work/src/main.rs
 
-RUN cargo build
+RUN --mount=type=cache,target="${HOME}/.cargo" cargo build
 ENTRYPOINT target/debug/jtd_e2e_test