diff --git a/composite-kotlin/pom.xml b/composite-kotlin/pom.xml
index fdbb33d..abe4d19 100644
--- a/composite-kotlin/pom.xml
+++ b/composite-kotlin/pom.xml
@@ -18,14 +18,14 @@
   <url>https://github.com/OpenSourceNZ/osnz-java-composite</url>
 
   <properties>
-    <kotlin.version>1.4.0</kotlin.version>
+    <kotlin.version>[1.6.0]</kotlin.version>
   </properties>
 
   <dependencies>
     <dependency>
       <groupId>org.jetbrains.kotlin</groupId>
       <artifactId>kotlin-stdlib</artifactId>
-      <version>[${kotlin.version}]</version>
+      <version>[${kotlin.version}</version>
     </dependency>
     <dependency>
       <groupId>org.jetbrains.kotlin</groupId>