diff --git a/Dockerfile b/Dockerfile
index 9b1a1632cb..0358b6dc26 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Use the official rust image as a parent image.
-FROM rust:1.69
+FROM rust:1.70
 
 # Connect to the Calux repository.
 LABEL org.opencontainers.image.source https://github.com/cucapra/calyx