diff --git a/community/samples/serving/helloworld-rust/Dockerfile b/community/samples/serving/helloworld-rust/Dockerfile
index 258d6983f..ce33a4092 100644
--- a/community/samples/serving/helloworld-rust/Dockerfile
+++ b/community/samples/serving/helloworld-rust/Dockerfile
@@ -1,13 +1,13 @@
 # Use the official Rust image.
 # https://hub.docker.com/_/rust
-FROM rust:1.27.0
+FROM rust:1.50.0
 
 # Copy local code to the container image.
 WORKDIR /usr/src/app
 COPY . .
 
 # Install production dependencies and build a release artifact.
-RUN cargo install
+RUN cargo install --path .
 
 # Run the web service on container startup.
 CMD ["hellorust"]