diff --git a/build.sbt b/build.sbt
index eca1a602..3ef08292 100644
--- a/build.sbt
+++ b/build.sbt
@@ -57,7 +57,7 @@ ThisBuild / licenses := Seq(License.Apache2)
 
 // scala versions
 val scala3 = "3.3.7"
-val scala213 = "2.13.17"
+val scala213 = "2.13.18"
 val scala212 = "2.12.20"
 val scalaDefault = scala213
 val scala3Projects = List(