diff --git a/SpriteLibrary/SpriteEntryForm.cs b/SpriteLibrary/SpriteEntryForm.cs
index c958818..3b14c2d 100644
--- a/SpriteLibrary/SpriteEntryForm.cs
+++ b/SpriteLibrary/SpriteEntryForm.cs
@@ -128,11 +128,15 @@ namespace SpriteLibrary
             {
                 btnAnimBack.Enabled = true;
                 btnAnimFwd.Enabled = true;
+                btnPreviewAnimBack.Enabled = true;
+                btnPreviewAnimFwd.Enabled = true;
             }
             else
             {
                 btnAnimBack.Enabled = false;
                 btnAnimFwd.Enabled = false;
+                btnPreviewAnimBack.Enabled = false;
+                btnPreviewAnimFwd.Enabled = false;
             }
             if (rbFromImage.Checked)
             {