diff --git a/tests/test-consumer.cpp b/tests/test-consumer.cpp
index 4811ebe..269124d 100644
--- a/tests/test-consumer.cpp
+++ b/tests/test-consumer.cpp
@@ -66,14 +66,14 @@
                     ndn::time::milliseconds(4000));
 
   consumer.sendHelloInterest();
-  advanceClocks(ndn::time::milliseconds(4000));
+  advanceClocks(4_s);
   BOOST_CHECK_EQUAL(face.sentInterests.size(), 1);
   face.sentInterests.clear();
   consumer.stop();
 
   consumer.m_iblt = ndn::Name("test");
   consumer.sendSyncInterest();
-  advanceClocks(ndn::time::milliseconds(4000));
+  advanceClocks(3999_ms);
   BOOST_CHECK_EQUAL(face.sentInterests.size(), 1);
   consumer.stop();
 }
diff --git a/tests/test-partial-sync.cpp b/tests/test-partial-sync.cpp
index 2d5835a..2c648e9 100644
--- a/tests/test-partial-sync.cpp
+++ b/tests/test-partial-sync.cpp
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public License along with
  * PSync, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
- **/
+ */
 
 #include "PSync/partial-producer.hpp"
 #include "PSync/consumer.hpp"
@@ -181,11 +181,11 @@
   BOOST_CHECK_EQUAL(numSyncDataRcvd, 0);
 
   // The sync interest sent after hello will timeout
-  advanceClocks(ndn::time::milliseconds(1000));
+  advanceClocks(ndn::time::milliseconds(999));
   BOOST_CHECK_EQUAL(numSyncDataRcvd, 0);
 
   // Next sync interest will bring back the sync data
-  advanceClocks(ndn::time::milliseconds(1500));
+  advanceClocks(ndn::time::milliseconds(1));
   BOOST_CHECK_EQUAL(numSyncDataRcvd, 1);
 }
 
@@ -217,7 +217,8 @@
   advanceClocks(ndn::time::milliseconds(10));
   BOOST_CHECK_EQUAL(producer->m_pendingEntries.size(), 1);
   advanceClocks(ndn::time::milliseconds(10), 100);
-  BOOST_CHECK_EQUAL(producer->m_pendingEntries.size(), 0);
+  // The next Interest is sent after the first one immediately
+  BOOST_CHECK_EQUAL(producer->m_pendingEntries.size(), 1);
   advanceClocks(ndn::time::milliseconds(10), 100);
 
   int numSyncInterests = 0;
@@ -226,7 +227,7 @@
       numSyncInterests++;
     }
   }
-  BOOST_CHECK_EQUAL(numSyncInterests, 2);
+  BOOST_CHECK_EQUAL(numSyncInterests, 3);
   BOOST_CHECK_EQUAL(numSyncDataRcvd, 0);
 }
 
@@ -411,10 +412,10 @@
     producer->updateSeqNo(longNameToExceedDataSize.toUri() + "-" + to_string(i), 1);
   }
 
-  advanceClocks(ndn::time::milliseconds(1000));
+  advanceClocks(ndn::time::milliseconds(999));
   BOOST_CHECK_EQUAL(numSyncDataRcvd, 0);
 
-  advanceClocks(ndn::time::milliseconds(1500));
+  advanceClocks(ndn::time::milliseconds(1));
   BOOST_CHECK_EQUAL(numSyncDataRcvd, 1);
 
   // Simulate sending delayed interest for second segment