diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ac6d473..2fa10a6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [3.3.0, 2.13.12, 2.12.18]
+        scala: [3.3.1, 2.13.12, 2.12.18]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -62,7 +62,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [3.3.0]
+        scala: [3.3.1]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -79,12 +79,12 @@ jobs:
           java-version: 11
           cache: sbt
 
-      - name: Download target directories (3.3.0)
-        uses: actions/download-artifact@v4
+      - name: Download target directories (3.3.1)
+        uses: actions/download-artifact@v3
         with:
-          name: target-${{ matrix.os }}-3.3.0-${{ matrix.java }}
+          name: target-${{ matrix.os }}-3.3.1-${{ matrix.java }}
 
-      - name: Inflate target directories (3.3.0)
+      - name: Inflate target directories (3.3.1)
         run: |
           tar xf targets.tar
           rm targets.tar
diff --git a/build.sbt b/build.sbt
index cc22e3e..9ea3018 100644
--- a/build.sbt
+++ b/build.sbt
@@ -6,9 +6,9 @@ enablePlugins(GitBranchPrompt)
 organization := "com.davegurnell"
 name := "unindent"
 
-ThisBuild / scalaVersion := "3.3.0"
+ThisBuild / scalaVersion := "3.3.1"
 
-ThisBuild / crossScalaVersions := Seq("3.3.0", "2.13.12", "2.12.18")
+ThisBuild / crossScalaVersions := Seq("3.3.1", "2.13.12", "2.12.18")
 
 ThisBuild / scalacOptions ++= {
   CrossVersion.partialVersion(scalaVersion.value) match {