diff --git a/core/src/test/java/org/apache/jsieve/VacationTest.java b/core/src/test/java/org/apache/jsieve/VacationTest.java
index afe3f40..c5c4422 100644
--- a/core/src/test/java/org/apache/jsieve/VacationTest.java
+++ b/core/src/test/java/org/apache/jsieve/VacationTest.java
@@ -19,6 +19,12 @@
 
 package org.apache.jsieve;
 
+import static org.mockito.ArgumentMatchers.isNull;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
+
 import org.apache.jsieve.exception.SyntaxException;
 import org.apache.jsieve.mail.ActionKeep;
 import org.apache.jsieve.mail.optional.ActionVacation;
@@ -27,12 +33,6 @@
 import org.junit.Before;
 import org.junit.Test;
 
-import static org.mockito.Matchers.any;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.verifyNoMoreInteractions;
-
 public class VacationTest {
 
     private SieveMailAdapter sieveMailAdapter;
@@ -111,9 +111,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -124,9 +125,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").duration(3).build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -137,9 +139,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").subject("any").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -150,9 +153,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").from("benwa@apache.org").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -164,9 +168,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -177,9 +182,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().mime("reason").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -190,9 +196,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").handle("plop").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
@@ -225,9 +232,10 @@
 
         JUnitUtils.interpret(sieveMailAdapter, script);
 
-        verify(sieveMailAdapter, times(2)).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(any(SieveContext.class));
+        verify(sieveMailAdapter).setContext(isNull(SieveContext.class));
         verify(sieveMailAdapter).addAction(ActionVacation.builder().reason("reason").build());
-        verify(sieveMailAdapter, times(2)).addAction(any(ActionKeep.class));
+        verify(sieveMailAdapter).addAction(any(ActionKeep.class));
         verify(sieveMailAdapter).executeActions();
         verifyNoMoreInteractions(sieveMailAdapter);
     }
diff --git a/pom.xml b/pom.xml
index 05a67fa..256b4af 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,7 +82,7 @@
         <mail.version>1.4.7</mail.version>
         <activation.version>1.1.1</activation.version>
         <commons-io.version>2.1</commons-io.version>
-        <mockito-core.version>1.9.0</mockito-core.version>
+        <mockito-core.version>3.0.0</mockito-core.version>
         <assertj.version>1.7.1</assertj.version>
         <guava.version>18.0</guava.version>
         <mime4j.version>0.8.3</mime4j.version>