diff --git a/build/docker/README.md b/build/docker/README.md
index 2a338b4..de7e9c7 100644
--- a/build/docker/README.md
+++ b/build/docker/README.md
@@ -196,6 +196,6 @@
 | python2   | 2.7.18        |               |       |
 | python3   | 3.8.10        | 3.10.12       |       |
 | ruby      | 2.7.0p0       | 3.0.2p107     |       |
-| rust      | 1.65.0        | 1.65.0        |       |
+| rust      | 1.81.0        | 1.81.0        |       |
 | smalltalk |               |               | Not in CI |
 | swift     | 5.7           | 5.7           |       |
diff --git a/build/docker/ubuntu-focal/Dockerfile b/build/docker/ubuntu-focal/Dockerfile
index a29ec69..8c2cd61 100644
--- a/build/docker/ubuntu-focal/Dockerfile
+++ b/build/docker/ubuntu-focal/Dockerfile
@@ -274,7 +274,7 @@
 
 USER ${user}
 RUN `# Rust dependencies` \
-    curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain 1.65.0 -y
+    curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain 1.81.0 -y
 ENV PATH /home/${user}/.cargo/bin:$PATH
 USER root
 
diff --git a/build/docker/ubuntu-jammy/Dockerfile b/build/docker/ubuntu-jammy/Dockerfile
index 5fa6e6f..dc9b9d2 100644
--- a/build/docker/ubuntu-jammy/Dockerfile
+++ b/build/docker/ubuntu-jammy/Dockerfile
@@ -273,7 +273,7 @@
 
 USER ${user}
 RUN `# Rust dependencies` \
-    curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain 1.65.0 -y
+    curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain 1.81.0 -y
 ENV PATH /home/${user}/.cargo/bin:$PATH
 USER root