diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index b62bd39..6a8c979
--- a/pom.xml
+++ b/pom.xml
@@ -68,7 +68,7 @@
         <config4k.version>0.3.0</config4k.version> <!-- Last version to support Kotlin 1.x -->
         <hamcrest-junit.version>2.0.0.0</hamcrest-junit.version>
         <junit.version>4.12</junit.version>
-        <kotlin.version>1.0.7</kotlin.version>
+        <kotlin.version>1.6.0</kotlin.version>
         <kotlin-test.version>1.3.5</kotlin-test.version> <!-- Last version to support Kotlin 1.x -->
         <mockito.version>2.7.22</mockito.version>
         <mockito-kotlin.version>1.4.0</mockito-kotlin.version> <!-- Last version to support Kotlin 1.x -->