diff --git a/Practical_b.Rmd b/Practical_b.Rmd
index 37a18964f704db6124ffe4a1a7de238106b03bd3..ca18149446ca08973a9e87837c9092f4e0ce3532 100644
--- a/Practical_b.Rmd
+++ b/Practical_b.Rmd
@@ -37,7 +37,8 @@ library(cccd)
 if (!require("mclust"))
   install.packages("mclust")
 library(mclust)
-
+if (!require("umap"))
+  install.packages("umap")
 ```
 
 ```{r setup, include=FALSE , echo=FALSE}