diff --git a/boot-kotlin-co/pom.xml b/boot-kotlin-co/pom.xml
index f186913cc..7f2b4cdfa 100644
--- a/boot-kotlin-co/pom.xml
+++ b/boot-kotlin-co/pom.xml
@@ -24,7 +24,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <java.version>21</java.version>
         <kotlin.version>2.1.21</kotlin.version>
-        <kotest.version>5.9.1</kotest.version>
+        <kotest.version>6.0.3</kotest.version>
         <mockk.version>1.14.2</mockk.version>
         <springmockk.version>4.0.2</springmockk.version>
     </properties>