diff --git a/README.md b/README.md
index ee2f1f8..61be949 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ We are dealing with an exteremly imbalance dataset related to electrocardiogram
 
 ## STEP 1: Fill missing values
 
-  All the columns in our data contain missing values a range from 25 to 70. By using `from sklearn.impute import KNNImputer` we fill all of them using 5 of the nearst neighbors of that missing value
+  All the columns in our data contain missing values a range from 25 to 70. By using `from sklearn.impute import KNNImputer` we fill all of them using 5 of the nearst neighbors of that missing value.
   
   ```
   imputer = KNNImputer(n_neighbors=5)