diff --git a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/ARIALUNI.ttf b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/ARIALUNI.ttf
index 0d6b2db0..de9b19d1 100644
Binary files a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/ARIALUNI.ttf and b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/ARIALUNI.ttf differ
diff --git a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/Input.pdf b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/Input.pdf
index 5b32a59d..9f9117b1 100644
Binary files a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/Input.pdf and b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Data/Input.pdf differ
diff --git a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Program.cs b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Program.cs
index 0573c7f0..a48c53a6 100644
--- a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Program.cs
+++ b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Program.cs
@@ -10,7 +10,7 @@
     //Assign a Unicode font to retain multilingual characters in the OCR output PDF.
     processor.UnicodeFont = new PdfTrueTypeFont(Path.GetFullPath(@"Data/ARIALUNI.ttf"), 8);
     //Specify the languages to be recognized during OCR processing.
-    processor.Settings.Language = "eng+deu+ara+ell+fra"; // English, German, Arabic, Greek, French
+    processor.Settings.Language = "eng+spa+deu+fra+chi_sim+ara";
     //Set the directory containing Tesseract language data files.
     processor.TessDataPath = Path.GetFullPath(@"Tessdata");
     //Run OCR on the PDF document and make its content searchable.
diff --git a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Tessdata/chi_sim.traineddata b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Tessdata/chi_sim.traineddata
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diff --git a/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Tessdata/spa.traineddata b/OCR/.NET/Perform-OCR-on-PDF-with-multiple-languages/Perform-OCR-on-PDF-with-multiple-languages/Tessdata/spa.traineddata
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