diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 08b7acc..e533eb4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,51 +1,14 @@
 name: CI
 
-on: [push, pull_request]
+on:
+  push:
+    branches: [ master ]
+  pull_request:
 
 jobs:
   test:
-
-    runs-on: ubuntu-latest
-
-    strategy:
-      matrix:
-        scala:
-          - 2.13.16
-          - 2.12.20
-          - 3.3.5
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: coursier/cache-action@v6
-
-      - name: setup Java 17
-        uses: actions/setup-java@v4
-        with:
-          java-version: '17'
-          distribution: 'oracle'
-          cache: 'sbt'
-
-      - name: setup SBT
-        uses: sbt/setup-sbt@v1
-
-      - name: check code ${{ matrix.scala }}
-        run: sbt ++${{ matrix.scala }} clean check
-
-      - name: build ${{ matrix.scala }}
-        run: sbt ++${{ matrix.scala }} clean coverage test
-
-      - name: test coverage
-        if: success()
-        env:
-          COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          COVERALLS_FLAG_NAME: Scala ${{ matrix.scala }}
-        run: sbt ++${{ matrix.scala }} coverageReport coveralls
-
-      - name: slack
-        uses: homoluctus/slatify@master
-        if: failure() && github.ref == 'refs/heads/master'
-        with:
-          type: ${{ job.status }}
-          job_name: Build
-          url: ${{ secrets.SLACK_WEBHOOK }}
\ No newline at end of file
+    uses: evolution-gaming/scala-github-actions/.github/workflows/ci.yml@dde27b9bd793d41d5aacf8fb74403c9de5da1146 # v6.3.0
+    with:
+      scala_versions: '["2.13.16", "2.12.20", "3.3.5"]'
+      # TODO no sbt-scalafmt in this repo, so formatting was never checked
+      scalafmt_check: false
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 3f758da..6d279c4 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,5 +1,4 @@
 addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.3.1")
-addSbtPlugin("org.scoverage" % "sbt-coveralls" % "1.3.15")
 addSbtPlugin("com.evolution" % "sbt-scalac-opts-plugin" % "0.0.9")
 addSbtPlugin("com.evolution" % "sbt-artifactory-plugin" % "0.0.2")
 addSbtPlugin("ch.epfl.scala" % "sbt-version-policy" % "3.2.1")