diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f9033c8d..b60c50b7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
           - '21.0'
           - '21.3'
           - '22.0'
-          - '27.0'
+          - '27.1'
         include:
           - otp: '21.0'
             rebar: '3.15.2'
@@ -30,7 +30,7 @@ jobs:
             rebar: '3.15.2'
           - otp: '22.0'
             rebar: '3.18.0'
-          - otp: '27.0'
+          - otp: '27.1'
             rebar: '3.23.0'
       fail-fast: false
     steps:
@@ -56,7 +56,7 @@ jobs:
           mkdir -p _build/test
           curl -sSL https://github.com/weiss/eturnal/tarball/gh-pages |
             tar -C _build/test --strip-components=1 --wildcards -xzf - '*/logs/'
-        if: matrix.otp == 27.0
+        if: matrix.otp == 27.1
       - name: Download dependencies
         run: rebar3 get-deps
       - name: Compile code
@@ -113,7 +113,7 @@ jobs:
       - name: Retrieve test and coverage results
         uses: actions/download-artifact@v4
         with:
-          name: eturnal-tests-otp-27.0
+          name: eturnal-tests-otp-27.1
           path: public
       - name: Deploy test and coverage results to GitHub Pages
         uses: peaceiris/actions-gh-pages@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9b650173..f60c3f83 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,7 +12,7 @@ project adheres to [Semantic Versioning][SemVer].
   suffix is treated as a Docker secret. (#64)
 
 ### Changed
-- Binary release: Update Erlang/OTP from 26.0.2 to 27.0.1.
+- Binary release: Update Erlang/OTP from 26.0.2 to 27.1.
 - Binary release: Update OpenSSL from 3.1.3 to 3.3.2.
 
 ## [1.12.0] - 2023-09-28
diff --git a/tools/make-binaries b/tools/make-binaries
index d04258bb..e1965229 100755
--- a/tools/make-binaries
+++ b/tools/make-binaries
@@ -38,7 +38,7 @@ crosstool_vsn='1.26.0'
 zlib_vsn='1.3.1'
 yaml_vsn='0.2.5'
 ssl_vsn='3.3.2'
-otp_vsn='27.0.1'
+otp_vsn='27.1'
 root_dir="${BUILD_DIR:-$HOME/build}"
 bootstrap_dir="$root_dir/bootstrap"
 ct_prefix_dir="$root_dir/x-tools"