diff --git a/log4j-api-kotlin/pom.xml b/log4j-api-kotlin/pom.xml
index 78b42be..a37e19d 100644
--- a/log4j-api-kotlin/pom.xml
+++ b/log4j-api-kotlin/pom.xml
@@ -73,9 +73,9 @@
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>com.nhaarman</groupId>
+      <groupId>com.nhaarman.mockitokotlin2</groupId>
       <artifactId>mockito-kotlin</artifactId>
-      <version>1.2.0</version>
+      <version>2.0.0</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/log4j-api-kotlin/src/test/kotlin/org.apache.logging.log4j.kotlin/LoggerTest.kt b/log4j-api-kotlin/src/test/kotlin/org.apache.logging.log4j.kotlin/LoggerTest.kt
index 2a981f4..0d0ef58 100644
--- a/log4j-api-kotlin/src/test/kotlin/org.apache.logging.log4j.kotlin/LoggerTest.kt
+++ b/log4j-api-kotlin/src/test/kotlin/org.apache.logging.log4j.kotlin/LoggerTest.kt
@@ -16,7 +16,7 @@
  */
 package org.apache.logging.log4j.kotlin
 
-import com.nhaarman.mockito_kotlin.*
+import com.nhaarman.mockitokotlin2.*
 import org.apache.logging.log4j.Level
 import org.apache.logging.log4j.MarkerManager
 import org.apache.logging.log4j.junit.LoggerContextRule
diff --git a/pom.xml b/pom.xml
index e1e6a8e..4ad69a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
     <findbugs.plugin.version>3.0.5</findbugs.plugin.version>
     <javadoc.plugin.version>2.10.3</javadoc.plugin.version>
     <jxr.plugin.version>2.5</jxr.plugin.version>
-    <kotlin.version>1.2.31</kotlin.version>
+    <kotlin.version>1.3.0</kotlin.version>
     <log4j.version>2.11.0</log4j.version>
     <pmd.plugin.version>3.8</pmd.plugin.version>
     <rat.plugin.version>0.12</rat.plugin.version>