diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bb3b29e..1d1cc0a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
   tests:
     runs-on: ubuntu-latest
     container:
-      image: swift:5.9.0-amazonlinux2
+      image: swift:5.10.0-amazonlinux2
     steps:
       - name: Checkout
         uses: actions/checkout@v3
diff --git a/README.md b/README.md
index 3345b90..2383a46 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ Instead, use the `dev` environment to validate a new release as follows:
 - Run the tests
 
     ```
-    docker run --rm -v "$PWD":/host -w /host swift:5.9.0-amazonlinux2 swift test
+    docker run --rm -v "$PWD":/host -w /host swift:5.10.0-amazonlinux2 swift test
     ```
 
 - Deploy the new version to the "test" lambda
diff --git a/scripts/build.sh b/scripts/build.sh
index 3aa5e1d..c0af9d4 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -22,5 +22,5 @@ docker run \
   --rm \
   --volume "$(pwd):/src" \
   --workdir "/src" \
-  swift:5.9.0-amazonlinux2 \
+  swift:5.10.0-amazonlinux2 \
   swift build --disable-automatic-resolution --product "$executable" -c release --static-swift-stdlib #-Xswiftc -cross-module-optimization