diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 120f886..39e6d57 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,17 +10,21 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-20.04, macos-11]
-        java: [ '17' ]
+        os: [ubuntu-22.04, macos-13]
+        java: [ '21' ]
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout current branch (full)
       uses: actions/checkout@v3
     - name: Setup Java
-      uses: actions/setup-java@v3
+      uses: actions/setup-java@v4
       with:
           distribution: 'adopt'
           java-version: ${{ matrix.java }}
           cache: 'sbt'
+    - name: Install common dependencies
+      shell: bash
+      if: ${{ startsWith(matrix.os, 'macos') }}
+      run: brew install sbt
     - name: Run tests (${{ matrix.os }}) Java ${{ matrix.java }}
       run: sbt g8Test
diff --git a/project/build.properties b/project/build.properties
index 7a159c4..53bb739 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version = 1.10.6
+sbt.version = 1.10.11
diff --git a/src/main/g8/build.sbt b/src/main/g8/build.sbt
index 54ecc64..4a1ffc0 100644
--- a/src/main/g8/build.sbt
+++ b/src/main/g8/build.sbt
@@ -1,4 +1,4 @@
-scalaVersion := "3.3.3" // A Long Term Support version.
+scalaVersion := "3.3.6" // A Long Term Support version.
 
 enablePlugins(ScalaNativePlugin)
 
diff --git a/src/main/g8/project/build.properties b/src/main/g8/project/build.properties
index 7a159c4..53bb739 100644
--- a/src/main/g8/project/build.properties
+++ b/src/main/g8/project/build.properties
@@ -1 +1 @@
-sbt.version = 1.10.6
+sbt.version = 1.10.11
diff --git a/src/main/g8/project/plugins.sbt b/src/main/g8/project/plugins.sbt
index e096f76..5a84321 100644
--- a/src/main/g8/project/plugins.sbt
+++ b/src/main/g8/project/plugins.sbt
@@ -1 +1 @@
-addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.1")
+addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.7")