diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1dd28349..ece40425 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,11 +14,11 @@ jobs:
   build:
     strategy:
       matrix:
-        scalaVersion: ["2.13.11", "3.3.0"]
+        scalaVersion: ["2.13.11", "3.3.1"]
     runs-on: ubuntu-22.04
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - uses: coursier/cache-action@v6
@@ -48,7 +48,7 @@ jobs:
         java: [adopt@1.8]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
           ref: ${{ github.event.pull_request.head.sha }}
diff --git a/.scalafmt.conf b/.scalafmt.conf
index 9aa0938f..e5261535 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,5 +1,5 @@
 runner.dialect = scala213
-version = "3.7.12"
+version = "3.7.15"
 maxColumn = 140
 trailingCommas = always
 align.preset = most
diff --git a/build.sbt b/build.sbt
index efa49a0a..eb77bb6e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -27,7 +27,7 @@ inThisBuild(
 )
 
 lazy val commonSettings = Seq(
-  crossScalaVersions := Seq("2.13.11", "3.3.0"),
+  crossScalaVersions := Seq("2.13.11", "3.3.1"),
   scalaVersion       := "2.13.11",
   libraryDependencies ++= (CrossVersion.partialVersion(scalaVersion.value) match {
     case Some((3, _)) => Seq.empty
@@ -38,7 +38,7 @@ lazy val commonSettings = Seq(
       )
   }),
   libraryDependencies ++= Seq(
-    "org.scalatest" %%% "scalatest" % "3.2.15" % Test,
+    "org.scalatest" %%% "scalatest" % "3.2.17" % Test,
   ),
   /* scalacOptions --= Seq("-Xfatal-warnings"), // overwrite option from https://github.com/DavidGregory084/sbt-tpolecat */
 )
@@ -76,7 +76,7 @@ lazy val jsdom = project
   .settings(
     name := "colibri-jsdom",
     libraryDependencies ++= Seq(
-      "org.scala-js" %%% "scalajs-dom" % "2.6.0",
+      "org.scala-js" %%% "scalajs-dom" % "2.8.0",
     ),
   )
 
@@ -150,6 +150,6 @@ lazy val fs2 = project
   .settings(
     name := "colibri-fs2",
     libraryDependencies ++= Seq(
-      "co.fs2" %%% "fs2-core" % "3.8.0",
+      "co.fs2" %%% "fs2-core" % "3.9.2",
     ),
   )
diff --git a/project/build.properties b/project/build.properties
index e3c114d8..b19d4e1e 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version = 1.9.3
+sbt.version = 1.9.7
diff --git a/project/plugins.sbt b/project/plugins.sbt
index a1374e7f..56c70de9 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,4 +1,4 @@
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.13.2")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.14.0")
 
 addSbtPlugin("ch.epfl.scala" % "sbt-scalajs-bundler" % "0.21.1")