diff --git a/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailData.java b/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailData.java
index 1511b47e230de10c5f95d0071f56ea654efd9054..adbb3fac34163b75f94ab08ac04ec8d13143df19 100644
--- a/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailData.java
+++ b/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailData.java
@@ -145,7 +145,7 @@ public class EntityTrackingEmailData
         // append info about tracked samples
         if (getSequencingSamplesData().isEmpty())
         {
-            sb.append("no new samples tracked");
+            sb.append("no new samples tracked\n");
         } else
         {
             for (SequencingSampleData seqencingSampleData : getSequencingSamplesData())
@@ -165,7 +165,6 @@ public class EntityTrackingEmailData
                 sb.append("\n");
             }
         }
-        sb.append("\n");
         // append info about tracked data sets
         if (getDataSets().isEmpty())
         {
diff --git a/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailGenerator.java b/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailGenerator.java
index d8ed6c0b4290b7d5f7a72b467027fed257d63931..17e6704f35f1a9b0a46b0270771f0ebef16034cc 100644
--- a/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailGenerator.java
+++ b/deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/email/EntityTrackingEmailGenerator.java
@@ -169,7 +169,7 @@ public class EntityTrackingEmailGenerator implements IEntityTrackingEmailGenerat
                 {
                     String headingSuffix =
                             flowLaneSamplesSize == 0 ? "" : String.format(
-                                    " and %d connected Flow Lane sample(s).", flowLaneSamplesSize);
+                                    " and %d connected Flow Lane sample(s)", flowLaneSamplesSize);
                     sectionHeading =
                             String.format("Tracked creation of Sequencing sample '%s'%s.",
                                     sequencingSampleCode, headingSuffix);