diff --git a/base/Dockerfile b/base/Dockerfile
index aa82a16..a361195 100644
--- a/base/Dockerfile
+++ b/base/Dockerfile
@@ -6,7 +6,8 @@ RUN apt-get update && \
 	apt-get -y install --no-install-recommends cmake pkg-config libssl-dev git clang build-essential protobuf-compiler
 RUN rustup update stable && \
 	rustup target add wasm32-unknown-unknown && \
-	rustup target add wasm32-unknown-unknown --toolchain stable
+	rustup target add wasm32-unknown-unknown --toolchain stable && \
+	rustup component add rust-src
 RUN cargo install --git https://github.com/paritytech/try-runtime-cli --tag ${VERSION} --locked