diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d26e441..0d8770d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,7 +34,7 @@ jobs:
     timeout-minutes: 60
     steps:
       - name: Checkout current branch (full)
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 40d1527..c5bc55a 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,5 +1,5 @@
-addSbtPlugin("org.typelevel" % "sbt-typelevel-settings" % "0.8.3")
-addSbtPlugin("org.typelevel" % "sbt-typelevel-mergify" % "0.8.3")
+addSbtPlugin("org.typelevel" % "sbt-typelevel-settings" % "0.8.4")
+addSbtPlugin("org.typelevel" % "sbt-typelevel-mergify" % "0.8.4")
 addSbtPlugin("com.github.sbt" % "sbt-native-packager" % "1.11.4")
 addSbtPlugin("com.disneystreaming.smithy4s" % "smithy4s-sbt-codegen" % "0.18.45")
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.13.1")