diff --git a/Core/src/org/sleuthkit/autopsy/datamodel/AutopsyTreeChildFactory.java b/Core/src/org/sleuthkit/autopsy/datamodel/AutopsyTreeChildFactory.java
index 5af1d5c085..69e3787e99 100644
--- a/Core/src/org/sleuthkit/autopsy/datamodel/AutopsyTreeChildFactory.java
+++ b/Core/src/org/sleuthkit/autopsy/datamodel/AutopsyTreeChildFactory.java
@@ -22,6 +22,8 @@ import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.EnumSet;
 import java.util.List;
 import java.util.Objects;
@@ -31,7 +33,6 @@ import org.openide.nodes.Node;
 import org.sleuthkit.autopsy.casemodule.Case;
 import org.sleuthkit.autopsy.casemodule.CasePreferences;
 import org.sleuthkit.autopsy.casemodule.NoCurrentCaseException;
-import org.sleuthkit.autopsy.core.UserPreferences;
 import org.sleuthkit.autopsy.coreutils.Logger;
 import org.sleuthkit.datamodel.DataSource;
 import org.sleuthkit.datamodel.SleuthkitCase;
@@ -87,6 +88,16 @@ public final class AutopsyTreeChildFactory extends ChildFactory.Detachable<Objec
            
             if (Objects.equals(CasePreferences.getGroupItemsInTreeByDataSource(), true)) {
                 List<DataSource> dataSources = tskCase.getDataSources();
+                
+                Collections.sort(dataSources, new Comparator<DataSource>() {
+                    @Override
+                    public int compare(DataSource dataS1, DataSource dataS2) {
+                        String dataS1Name = dataS1.getName().toLowerCase();
+                        String dataS2Name = dataS2.getName().toLowerCase();
+                        return dataS1Name.compareTo(dataS2Name);
+                    }
+                });
+                
                 List<DataSourceGrouping> keys = new ArrayList<>();
                 dataSources.forEach((datasource) -> {
                     keys.add(new DataSourceGrouping(datasource));
@@ -140,4 +151,4 @@ public final class AutopsyTreeChildFactory extends ChildFactory.Detachable<Objec
     public void refreshChildren() {
         refresh(true);
     }
-}
+}
\ No newline at end of file
diff --git a/Core/src/org/sleuthkit/autopsy/datamodel/DataSourcesNode.java b/Core/src/org/sleuthkit/autopsy/datamodel/DataSourcesNode.java
index d4e0ebf261..5b3f2fa32a 100644
--- a/Core/src/org/sleuthkit/autopsy/datamodel/DataSourcesNode.java
+++ b/Core/src/org/sleuthkit/autopsy/datamodel/DataSourcesNode.java
@@ -23,6 +23,7 @@ import java.beans.PropertyChangeListener;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
+import java.util.Comparator;
 import java.util.EnumSet;
 import java.util.List;
 import java.util.logging.Level;
@@ -123,6 +124,17 @@ public class DataSourcesNode extends DisplayableItemNode {
                     Content content = Case.getCurrentCaseThrows().getSleuthkitCase().getDataSource(datasourceObjId);
                     currentKeys = new ArrayList<>(Arrays.asList(content));
                 }
+                
+                Collections.sort(currentKeys, new Comparator<Content>() {
+                    @Override
+                    public int compare(Content content1, Content content2) {
+                        String content1Name = content1.getName().toLowerCase();
+                        String content2Name = content2.getName().toLowerCase();
+                        return content1Name.compareTo(content2Name);
+                    }
+
+                });
+                
                 setKeys(currentKeys);
             } catch (TskCoreException | NoCurrentCaseException | TskDataException ex) {
                 logger.log(Level.SEVERE, "Error getting data sources: {0}", ex.getMessage()); // NON-NLS
@@ -165,4 +177,4 @@ public class DataSourcesNode extends DisplayableItemNode {
                 NAME));
         return sheet;
     }
-}
+}
\ No newline at end of file