diff --git a/06-ml_algos/boosting-algorithms.es.md b/06-ml_algos/boosting-algorithms.es.md
index 50e0236..06718ed 100644
--- a/06-ml_algos/boosting-algorithms.es.md
+++ b/06-ml_algos/boosting-algorithms.es.md
@@ -43,7 +43,7 @@ model = GradientBoostingClassifier(n_estimators = 5, random_state = 42)
 
 model.fit(X_train, y_train)
 
-y_pred = model.predict(y_test)
+y_pred = model.predict(X_test)
 ```
 
 ##### Regresión
@@ -58,7 +58,7 @@ model = GradientBoostingRegressor(n_estimators = 5, random_state = 42)
 
 model.fit(X_train, y_train)
 
-y_pred = model.predict(y_test)
+y_pred = model.predict(X_test)
 ```
 
 ### Hiperparametrización del modelo