diff --git a/.github/workflows/publish_docs.yml b/.github/workflows/publish_docs.yml
index 5b5e670..8415936 100644
--- a/.github/workflows/publish_docs.yml
+++ b/.github/workflows/publish_docs.yml
@@ -22,7 +22,7 @@ jobs:
         uses: erlef/setup-beam@v1
         with:
           otp-version: "28"
-          gleam-version: "1.15.2"
+          gleam-version: "1.16.0-rc1"
           rebar3-version: "3"
 
       - name: Build documentation
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4ffb2a8..a80512e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: erlef/setup-beam@v1
         with:
           otp-version: "28"
-          gleam-version: "1.15.2"
+          gleam-version: "1.16.0-rc1"
           rebar3-version: "3"
           # elixir-version: "1"
       - run: gleam deps download