diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8e441cc..aef2969 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,13 +29,8 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12, 2.13]
-        java: [temurin@8, temurin@11, temurin@17]
-        exclude:
-          - scala: 2.12
-            java: temurin@11
-          - scala: 2.12
-            java: temurin@17
+        scala: [2.13]
+        java: [temurin@11, temurin@17]
     runs-on: ${{ matrix.os }}
     timeout-minutes: 60
     steps:
@@ -44,19 +39,6 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Java (temurin@8)
-        id: setup-java-temurin-8
-        if: matrix.java == 'temurin@8'
-        uses: actions/setup-java@v3
-        with:
-          distribution: temurin
-          java-version: 8
-          cache: sbt
-
-      - name: sbt update
-        if: matrix.java == 'temurin@8' && steps.setup-java-temurin-8.outputs.cache-hit == 'false'
-        run: sbt +update
-
       - name: Setup Java (temurin@11)
         id: setup-java-temurin-11
         if: matrix.java == 'temurin@11'
@@ -87,26 +69,26 @@ jobs:
         run: sbt githubWorkflowCheck
 
       - name: Check headers and formatting
-        if: matrix.java == 'temurin@8' && matrix.os == 'ubuntu-latest'
+        if: matrix.java == 'temurin@11' && matrix.os == 'ubuntu-latest'
         run: sbt '++ ${{ matrix.scala }}' headerCheckAll scalafmtCheckAll 'project /' scalafmtSbtCheck
 
       - name: Test
         run: sbt '++ ${{ matrix.scala }}' test
 
       - name: Check binary compatibility
-        if: matrix.java == 'temurin@8' && matrix.os == 'ubuntu-latest'
+        if: matrix.java == 'temurin@11' && matrix.os == 'ubuntu-latest'
         run: sbt '++ ${{ matrix.scala }}' mimaReportBinaryIssues
 
       - name: Generate API documentation
-        if: matrix.java == 'temurin@8' && matrix.os == 'ubuntu-latest'
+        if: matrix.java == 'temurin@11' && matrix.os == 'ubuntu-latest'
         run: sbt '++ ${{ matrix.scala }}' doc
 
       - name: Check scalafix lints
-        if: matrix.java == 'temurin@8' && !startsWith(matrix.scala, '3')
+        if: matrix.java == 'temurin@11' && !startsWith(matrix.scala, '3')
         run: sbt '++ ${{ matrix.scala }}' 'scalafixAll --check'
 
       - name: Check unused compile dependencies
-        if: matrix.java == 'temurin@8'
+        if: matrix.java == 'temurin@11'
         run: sbt '++ ${{ matrix.scala }}' unusedCompileDependenciesTest
 
       - name: Make target directories
@@ -131,7 +113,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        java: [temurin@8]
+        java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout current branch (full)
@@ -139,19 +121,6 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Java (temurin@8)
-        id: setup-java-temurin-8
-        if: matrix.java == 'temurin@8'
-        uses: actions/setup-java@v3
-        with:
-          distribution: temurin
-          java-version: 8
-          cache: sbt
-
-      - name: sbt update
-        if: matrix.java == 'temurin@8' && steps.setup-java-temurin-8.outputs.cache-hit == 'false'
-        run: sbt +update
-
       - name: Setup Java (temurin@11)
         id: setup-java-temurin-11
         if: matrix.java == 'temurin@11'
@@ -178,16 +147,6 @@ jobs:
         if: matrix.java == 'temurin@17' && steps.setup-java-temurin-17.outputs.cache-hit == 'false'
         run: sbt +update
 
-      - name: Download target directories (2.12)
-        uses: actions/download-artifact@v3
-        with:
-          name: target-${{ matrix.os }}-${{ matrix.java }}-2.12
-
-      - name: Inflate target directories (2.12)
-        run: |
-          tar xf targets.tar
-          rm targets.tar
-
       - name: Download target directories (2.13)
         uses: actions/download-artifact@v3
         with:
@@ -228,7 +187,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        java: [temurin@8]
+        java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout current branch (full)
@@ -236,19 +195,6 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: Setup Java (temurin@8)
-        id: setup-java-temurin-8
-        if: matrix.java == 'temurin@8'
-        uses: actions/setup-java@v3
-        with:
-          distribution: temurin
-          java-version: 8
-          cache: sbt
-
-      - name: sbt update
-        if: matrix.java == 'temurin@8' && steps.setup-java-temurin-8.outputs.cache-hit == 'false'
-        run: sbt +update
-
       - name: Setup Java (temurin@11)
         id: setup-java-temurin-11
         if: matrix.java == 'temurin@11'
@@ -278,5 +224,5 @@ jobs:
       - name: Submit Dependencies
         uses: scalacenter/sbt-dependency-submission@v2
         with:
-          modules-ignore: root_2.12 root_2.13 sbt-http4s-org-scalafix-internal_2.12 sbt-http4s-org-scalafix-internal_2.13
+          modules-ignore: root_2.13 sbt-http4s-org-scalafix-internal_2.13
           configs-ignore: test scala-tool scala-doc-tool test-internal
diff --git a/build.sbt b/build.sbt
index 7358555..c111c66 100644
--- a/build.sbt
+++ b/build.sbt
@@ -5,8 +5,11 @@ ThisBuild / developers := List(
   tlGitHubDev("henricook", "Henri Cook"),
 )
 
+// play-json stopped supporting Java8 in 2.10.1
+ThisBuild / githubWorkflowJavaVersions := List("11", "17").map(JavaSpec.temurin)
+ThisBuild / tlJdkRelease := Some(11)
+
 val Scala213 = "2.13.12"
-ThisBuild / crossScalaVersions := Seq("2.12.18", Scala213)
 ThisBuild / scalaVersion := Scala213
 
 lazy val root = project.in(file(".")).aggregate(playJson).enablePlugins(NoPublishPlugin)