diff --git a/pwiz_tools/Skyline/FileUI/BaseFileDialogNE.cs b/pwiz_tools/Skyline/FileUI/BaseFileDialogNE.cs
index 9302d94c6e..ec340e7a02 100644
--- a/pwiz_tools/Skyline/FileUI/BaseFileDialogNE.cs
+++ b/pwiz_tools/Skyline/FileUI/BaseFileDialogNE.cs
@@ -224,12 +224,12 @@ private void AttachContentsAvailable(RemoteSession remoteSession)
 
         public MsDataFileUri InitialDirectory { get; set; }
 
-        public MsDataFileUri DataSource
+        public MsDataFileUri FileName
         {
-            get { return DataSources[0]; }
+            get { return FileNames[0]; }
         }
 
-        public MsDataFileUri[] DataSources { get; protected set; }
+        public MsDataFileUri[] FileNames { get; protected set; }
 
         public void SelectAllFileType(string extension, Func<string, bool> accept = null)
         {
@@ -741,7 +741,7 @@ private void listView_ItemActivate( object sender, EventArgs e )
             }
             else
             {
-                DataSources = new[] { ((SourceInfo) item.Tag).MsDataFileUri,  };
+                FileNames = new[] { ((SourceInfo) item.Tag).MsDataFileUri,  };
                 DialogResult = DialogResult.OK;
                 Close();
             }
diff --git a/pwiz_tools/Skyline/FileUI/OpenDataSourceDialog.cs b/pwiz_tools/Skyline/FileUI/OpenDataSourceDialog.cs
index 7932ec2cec..55534f3444 100644
--- a/pwiz_tools/Skyline/FileUI/OpenDataSourceDialog.cs
+++ b/pwiz_tools/Skyline/FileUI/OpenDataSourceDialog.cs
@@ -16,6 +16,7 @@
  * limitations under the License.
  */
 using System.Collections.Generic;
+using pwiz.Skyline.Model.Results;
 using pwiz.Skyline.Model.Results.RemoteApi;
 using pwiz.Skyline.Util;
 
@@ -50,5 +51,8 @@ public OpenDataSourceDialog(IList<RemoteAccount> remoteAccounts, IList<string> s
             : base(SOURCE_TYPES, remoteAccounts, specificDataSourceFilter )
         {
         }
+
+        public MsDataFileUri DataSource => FileName;
+        public MsDataFileUri[] DataSources => FileNames;
     }
 }
diff --git a/pwiz_tools/Skyline/FileUI/OpenFileDialogNE.cs b/pwiz_tools/Skyline/FileUI/OpenFileDialogNE.cs
index 4568c65caf..a63f7f0a42 100644
--- a/pwiz_tools/Skyline/FileUI/OpenFileDialogNE.cs
+++ b/pwiz_tools/Skyline/FileUI/OpenFileDialogNE.cs
@@ -56,7 +56,7 @@ public void Open()
             }
             if (dataSourceList.Count > 0)
             {
-                DataSources = dataSourceList.ToArray();
+                FileNames = dataSourceList.ToArray();
                 _abortPopulateList = true;
                 DialogResult = DialogResult.OK;
                 return;
@@ -96,7 +96,7 @@ public void Open()
                 {
                     if (DataSourceUtil.IsDataSource(fileOrDirName))
                     {
-                        DataSources = new[] { MsDataFileUri.Parse(fileOrDirName) };
+                        FileNames = new[] { MsDataFileUri.Parse(fileOrDirName) };
                         DialogResult = DialogResult.OK;
                         return;
                     }