diff --git a/machine_learning/model_inference.py b/machine_learning/model_inference.py
index 46b4e9a..8d18975 100644
--- a/machine_learning/model_inference.py
+++ b/machine_learning/model_inference.py
@@ -1,6 +1,7 @@
 import os
 import joblib
 import pandas as pd
+from sklearn.impute import SimpleImputer
 
 TEST_DATA_DIR = "datasets_test"
 
@@ -15,6 +16,9 @@ for file in os.listdir(TEST_DATA_DIR):
 data_test = pd.concat(test_df_list, ignore_index=True).sample(frac=1, random_state=42)
 X_test = data_test.iloc[:, 1:-1].values
 
+imputer = SimpleImputer(strategy='mean')
+X_imputed = imputer.fit_transform(X_test)
+
 model_filename = 'trained_model.pkl'
 model = joblib.load(model_filename)