diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 76a8b292f..c54e9cdf0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,12 +24,7 @@ jobs:
       matrix:
         os: [ubuntu-latest]
         scala: [3.3.8]
-        java:
-          - temurin@8
-          - temurin@11
-          - temurin@17
-          - temurin@21
-          - temurin@25
+        java: [temurin@17, temurin@21, temurin@25]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout current branch (full)
@@ -37,22 +32,6 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Java (temurin@8)
-        if: matrix.java == 'temurin@8'
-        uses: actions/setup-java@v5
-        with:
-          distribution: temurin
-          java-version: 8
-          cache: sbt
-
-      - name: Setup Java (temurin@11)
-        if: matrix.java == 'temurin@11'
-        uses: actions/setup-java@v5
-        with:
-          distribution: temurin
-          java-version: 11
-          cache: sbt
-
       - name: Setup Java (temurin@17)
         if: matrix.java == 'temurin@17'
         uses: actions/setup-java@v5
diff --git a/build.sbt b/build.sbt
index 9a61fbefc..cd378c705 100644
--- a/build.sbt
+++ b/build.sbt
@@ -6,7 +6,7 @@ ThisBuild / scalaVersion := scalaV
 ThisBuild / crossScalaVersions := Seq(scalaV)
 
 // GitHub Actions config
-val javaVersions = Seq(8, 11, 17, 21, 25).map(v => JavaSpec.temurin(v.toString))
+val javaVersions = Seq(17, 21, 25).map(v => JavaSpec.temurin(v.toString))
 
 ThisBuild / githubWorkflowJavaVersions := javaVersions
 ThisBuild / githubWorkflowArtifactUpload := false
diff --git a/project/build.properties b/project/build.properties
index 7c1916d0a..666624a9c 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.12.12
+sbt.version=2.0.0