diff --git a/.gitignore b/.gitignore
index b99ed157..2696cebc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,4 @@ Thumbs.db
 *.orig
 packages/
 FeedBuilder/FeedBuilder.xml
+/.vs/
diff --git a/FeedBuilder/FileInfoEx.cs b/FeedBuilder/FileInfoEx.cs
index d3c3170d..307f1366 100644
--- a/FeedBuilder/FileInfoEx.cs
+++ b/FeedBuilder/FileInfoEx.cs
@@ -31,7 +31,7 @@ public FileInfoEx(string fileName, int rootDirLength)
 		{
 			myFileInfo = new FileInfo(fileName);
 			var verInfo = FileVersionInfo.GetVersionInfo(fileName);
-			if (myFileVersion == null)
+			if (!string.IsNullOrWhiteSpace(verInfo.FileVersion))
 				myFileVersion = new System.Version(verInfo.FileMajorPart, verInfo.FileMinorPart, verInfo.FileBuildPart, verInfo.FilePrivatePart).ToString();
 			myHash = NAppUpdate.Framework.Utils.FileChecksum.GetSHA256Checksum(fileName);