diff --git a/src/Commands/Diff.cs b/src/Commands/Diff.cs
index a7b80c14d..d8bf4b8af 100644
--- a/src/Commands/Diff.cs
+++ b/src/Commands/Diff.cs
@@ -20,7 +20,7 @@ public partial class Diff : Command
         private const string PREFIX_LFS_DEL = "-version https://git-lfs.github.com/spec/";
         private const string PREFIX_LFS_MODIFY = " version https://git-lfs.github.com/spec/";
 
-        public Diff(string repo, Models.DiffOption opt, int unified, bool ignoreWhitespace, bool ignoreCRAtEOL)
+        public Diff(string repo, Models.DiffOption opt, int numContextLines, bool ignoreWhitespace, bool ignoreCRAtEOL)
         {
             _result.TextDiff = new Models.TextDiff();
 
@@ -30,10 +30,10 @@ public Diff(string repo, Models.DiffOption opt, int unified, bool ignoreWhitespa
             var builder = new StringBuilder(256);
             builder.Append("diff --no-color --no-ext-diff --full-index --patch ");
             if (ignoreWhitespace)
-                builder.Append("--ignore-space-change ");
+                builder.Append("--ignore-space-change --ignore-blank-lines ");
             if (ignoreCRAtEOL)
                 builder.Append("--ignore-cr-at-eol ");
-            builder.Append("--unified=").Append(unified).Append(' ');
+            builder.Append("--unified=").Append(numContextLines).Append(' ');
             builder.Append(opt.ToString());
 
             Args = builder.ToString();