diff --git a/build.sbt b/build.sbt
index 95d6bb710..4af39f9f2 100644
--- a/build.sbt
+++ b/build.sbt
@@ -23,7 +23,7 @@ ciRelease := {
 
 val versions = new {
   val scala212 = "2.12.20"
-  val scala213 = "2.13.14"
+  val scala213 = "2.13.15"
   val scala3 = "3.3.4"
 
   // Which versions should be cross-compiled for publishing
diff --git a/scripts/test-snippets.scala b/scripts/test-snippets.scala
index 295247fd4..5a036c8ab 100644
--- a/scripts/test-snippets.scala
+++ b/scripts/test-snippets.scala
@@ -45,7 +45,7 @@ class ChimneyExtendedRunner(runner: Runner)(
     mkDocsCfg: MkDocsConfig
 ) extends Runner {
 
-  private val defaultScalaVersion = "2.13.14"
+  private val defaultScalaVersion = "2.13.15"
 
   private val replacePatterns = (mkDocsCfg.extra + (raw"chimney_version\(\)" -> chimneyVersion)).map { case (k, v) =>
     (raw"\{\{\s*" + k + raw"\s*\}\}") -> v