diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 262e52f1..90bfa004 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        scala: [2.12.19, 2.13.14, 3.4.1]
+        scala: [2.12.19, 2.13.14, 3.3.3]
         java: [temurin@8, temurin@17]
     runs-on: ${{ matrix.os }}
     steps:
@@ -119,12 +119,12 @@ jobs:
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3.4.1)
+      - name: Download target directories (3.3.3)
         uses: actions/download-artifact@v4
         with:
-          name: target-${{ matrix.os }}-3.4.1-${{ matrix.java }}
+          name: target-${{ matrix.os }}-3.3.3-${{ matrix.java }}
 
-      - name: Inflate target directories (3.4.1)
+      - name: Inflate target directories (3.3.3)
         run: |
           tar xf targets.tar
           rm targets.tar
diff --git a/build.sbt b/build.sbt
index 54e57f60..81a6b0dc 100644
--- a/build.sbt
+++ b/build.sbt
@@ -9,7 +9,7 @@ ThisBuild / versionScheme := Some("always")
 Global / onChangedBuildSource := ReloadOnSourceChanges
 
 lazy val scalaVersion213 = "2.13.14"
-lazy val scalaVersion3   = "3.4.1"
+lazy val scalaVersion3   = "3.3.3"
 ThisBuild / scalaVersion       := scalaVersion213
 ThisBuild / crossScalaVersions := Seq("2.12.19", scalaVersion213, scalaVersion3)
 
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 80882e9f..b4c3521c 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -3,7 +3,8 @@ addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject"      % "1.3.2")
 addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.3.2")
 addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.4.17")
 addSbtPlugin("org.scalameta"      % "sbt-scalafmt"                  % "2.5.2")
-addSbtPlugin("io.github.cquiroz"  % "sbt-locales"                   % "4.3.0")
+addSbtPlugin("io.github.cquiroz"  % "sbt-locales"                   % "4.4.0")
 addSbtPlugin("com.github.sbt"     % "sbt-ci-release"                % "1.5.12")
 addSbtPlugin("org.typelevel"      % "sbt-tpolecat"                  % "0.5.1")
-addSbtPlugin("com.github.sbt"     % "sbt-github-actions"            % "0.23.0")
\ No newline at end of file
+addSbtPlugin("com.github.sbt"     % "sbt-github-actions"            % "0.23.0")
+