diff --git a/test/org/jivesoftware/smack/PresencePriorityTest.java b/test/org/jivesoftware/smack/PresencePriorityTest.java
index 1c528ea19..3a0428a00 100644
--- a/test/org/jivesoftware/smack/PresencePriorityTest.java
+++ b/test/org/jivesoftware/smack/PresencePriorityTest.java
@@ -43,6 +43,7 @@ public class PresencePriorityTest extends SmackTestCase {
                     Presence.Mode.AVAILABLE));
             conn.sendPacket(new Presence(Presence.Type.AVAILABLE, null, 2,
                     Presence.Mode.AVAILABLE));
+            Thread.sleep(150);
             // Create the chats between the participants
             Chat chat0 = new Chat(getConnection(0), getBareJID(1));
             Chat chat1 = new Chat(getConnection(1), getBareJID(0));
diff --git a/test/org/jivesoftware/smackx/RosterExchangeManagerTest.java b/test/org/jivesoftware/smackx/RosterExchangeManagerTest.java
index 79c88566c..024b97387 100644
--- a/test/org/jivesoftware/smackx/RosterExchangeManagerTest.java
+++ b/test/org/jivesoftware/smackx/RosterExchangeManagerTest.java
@@ -204,7 +204,7 @@ public class RosterExchangeManagerTest extends SmackTestCase {
             entriesReceived = 0;
             rosterExchangeManager1.send(getConnection(0).getRoster(), getBareJID(1));
             // Wait for 1 seconds
-            Thread.sleep(600);
+            Thread.sleep(700);
         }
         catch (Exception e) {
             fail("An error occured sending the message with the roster");