diff --git a/.hash b/.hash
index a8dae03..797a6e3 100644
--- a/.hash
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@@ -17,4 +17,4 @@ year2/artificial-intelligence-in-industry,bc17dc7
 year2/big-data-analytics-and-text-mining/module1,368d88d
 year2/big-data-analytics-and-text-mining/module2,368d88d
 year2/machine-learning-for-computer-vision,7e429b7
-year2/natural-language-processing,b40908d
+year2/natural-language-processing,916fcce
diff --git a/year2/natural-language-processing/nlp.pdf b/year2/natural-language-processing/nlp.pdf
index 6edbe49..410b1fd 100644
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