diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5b6ba546..6a7dd255 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.13]
+        scala: [2.13.15]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -86,7 +86,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.13]
+        scala: [2.13.15]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -103,12 +103,12 @@ jobs:
           java-version: 11
           cache: sbt
 
-      - name: Download target directories (2.13.13)
+      - name: Download target directories (2.13.15)
         uses: actions/download-artifact@v4
         with:
-          name: target-${{ matrix.os }}-2.13.13-${{ matrix.java }}
+          name: target-${{ matrix.os }}-2.13.15-${{ matrix.java }}
 
-      - name: Inflate target directories (2.13.13)
+      - name: Inflate target directories (2.13.15)
         run: |
           tar xf targets.tar
           rm targets.tar
diff --git a/build.sbt b/build.sbt
index 176ec0e4..91a75c81 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,7 +1,7 @@
 import com.jsuereth.sbtpgp.PgpKeys.publishSigned
 import com.lightbend.paradox.apidoc.ApidocPlugin.autoImport.apidocRootPackage
 
-val scala213 = "2.13.13"
+val scala213 = "2.13.15"
 
 ThisBuild / scalaVersion         := scala213
 ThisBuild / organization         := "aiven.io"