diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cbedb786..539e1001 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        SCALA_VERSION: ["2.12.19", "2.13.14", "3.3.3"]
+        SCALA_VERSION: ["2.12.19", "2.13.15", "3.3.3"]
     steps:
     - uses: actions/checkout@v4
       with:
diff --git a/build.sc b/build.sc
index 91dfdda9..bdb3c912 100644
--- a/build.sc
+++ b/build.sc
@@ -12,7 +12,7 @@ import scala.concurrent.duration.DurationInt
 
 object Versions {
   def scala212 = "2.12.19"
-  def scala213 = "2.13.14"
+  def scala213 = "2.13.15"
   def scala3   = "3.3.3"
   def scala    = Seq(scala212, scala213, scala3)