diff --git a/src/cl/cromer/estructuras/ArrayController.java b/src/cl/cromer/estructuras/ArrayController.java
index f839093..c709e4b 100644
--- a/src/cl/cromer/estructuras/ArrayController.java
+++ b/src/cl/cromer/estructuras/ArrayController.java
@@ -148,6 +148,7 @@ public class ArrayController implements Initializable {
                         dialog.setContentText(resourceBundle.getString("arrayValorExiste"));
                     }
                     dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+                    Main.setIcon(dialog, getClass());
                     dialog.show();
                 }
             }
@@ -245,6 +246,7 @@ public class ArrayController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("arrayNoValor"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
@@ -257,6 +259,7 @@ public class ArrayController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("arrayNoEsta"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/BurbujaController.java b/src/cl/cromer/estructuras/BurbujaController.java
index 74fac30..467a384 100644
--- a/src/cl/cromer/estructuras/BurbujaController.java
+++ b/src/cl/cromer/estructuras/BurbujaController.java
@@ -152,6 +152,7 @@ public class BurbujaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("burbujaYaOrdenado"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/ColaController.java b/src/cl/cromer/estructuras/ColaController.java
index bb217f2..beeb1a1 100644
--- a/src/cl/cromer/estructuras/ColaController.java
+++ b/src/cl/cromer/estructuras/ColaController.java
@@ -138,6 +138,7 @@ public class ColaController implements Initializable {
                     dialog.setTitle(resourceBundle.getString("error"));
                     dialog.setContentText(resourceBundle.getString("colaLlena"));
                     dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+                    Main.setIcon(dialog, getClass());
                     dialog.show();
                 }
             }
@@ -209,6 +210,7 @@ public class ColaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("colaNoValor"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
@@ -221,6 +223,7 @@ public class ColaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("colaVacia"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/InsercionController.java b/src/cl/cromer/estructuras/InsercionController.java
index 39d6d99..bc87570 100644
--- a/src/cl/cromer/estructuras/InsercionController.java
+++ b/src/cl/cromer/estructuras/InsercionController.java
@@ -152,6 +152,7 @@ public class InsercionController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("insercionYaOrdenado"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/ListaEnlazdaController.java b/src/cl/cromer/estructuras/ListaEnlazdaController.java
index 1ebf1ea..0001489 100644
--- a/src/cl/cromer/estructuras/ListaEnlazdaController.java
+++ b/src/cl/cromer/estructuras/ListaEnlazdaController.java
@@ -189,6 +189,7 @@ public class ListaEnlazdaController implements Initializable {
                     dialog.setTitle(resourceBundle.getString("error"));
                     dialog.setContentText(resourceBundle.getString("listaLlaveExiste"));
                     dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+                    Main.setIcon(dialog, getClass());
                     dialog.show();
                 }
             }
@@ -326,6 +327,7 @@ public class ListaEnlazdaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("listaNoValor"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
@@ -338,6 +340,7 @@ public class ListaEnlazdaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("listaNoEsta"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/Main.java b/src/cl/cromer/estructuras/Main.java
index 740a357..09074df 100644
--- a/src/cl/cromer/estructuras/Main.java
+++ b/src/cl/cromer/estructuras/Main.java
@@ -4,6 +4,7 @@ import javafx.application.Application;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
+import javafx.scene.control.Dialog;
 import javafx.scene.image.Image;
 import javafx.stage.Stage;
 
@@ -66,4 +67,9 @@ public class Main extends Application {
         stage.getIcons().add(new Image(getClass().getResourceAsStream("/cl/cromer/estructuras/images/icon.png")));
         stage.show();
     }
+
+    static public void setIcon(Dialog dialog, Class classe) {
+        Stage stage = (Stage) dialog.getDialogPane().getScene().getWindow();
+        stage.getIcons().add(new Image(classe.getResourceAsStream("/cl/cromer/estructuras/images/icon.png")));
+    }
 }
\ No newline at end of file
diff --git a/src/cl/cromer/estructuras/MenuController.java b/src/cl/cromer/estructuras/MenuController.java
index 19fe905..e123e4c 100644
--- a/src/cl/cromer/estructuras/MenuController.java
+++ b/src/cl/cromer/estructuras/MenuController.java
@@ -6,6 +6,7 @@ import javafx.fxml.Initializable;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
 import javafx.scene.control.*;
+import javafx.scene.image.Image;
 import javafx.scene.layout.VBox;
 import javafx.stage.Stage;
 
@@ -221,6 +222,7 @@ public class MenuController extends VBox implements Initializable {
         dialog.getDialogPane().getButtonTypes().add(botonCancelar);
         dialog.getDialogPane().getButtonTypes().add(botonCambiar);
         dialog.getDialogPane().setPrefSize(400, 120);
+        Main.setIcon(dialog, getClass());
 
         Optional<ButtonType> result = dialog.showAndWait();
         if (result.isPresent() && result.get() == botonCambiar) {
@@ -249,6 +251,7 @@ public class MenuController extends VBox implements Initializable {
         dialog.getDialogPane().getButtonTypes().add(botonCancelar);
         dialog.getDialogPane().getButtonTypes().add(botonCambiar);
         dialog.getDialogPane().setPrefSize(400, 120);
+        Main.setIcon(dialog, getClass());
 
         Optional<ButtonType> result = dialog.showAndWait();
         if (result.isPresent() && result.get() == botonCambiar) {
@@ -274,6 +277,7 @@ public class MenuController extends VBox implements Initializable {
         dialog.setTitle(resourceBundle.getString("acerca"));
         dialog.setContentText(resourceBundle.getString("credito"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/MergeController.java b/src/cl/cromer/estructuras/MergeController.java
index 7ae2076..08ad34f 100644
--- a/src/cl/cromer/estructuras/MergeController.java
+++ b/src/cl/cromer/estructuras/MergeController.java
@@ -152,6 +152,7 @@ public class MergeController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("mergeYaOrdenado"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/PilaController.java b/src/cl/cromer/estructuras/PilaController.java
index 5bb0bf9..aee4abb 100644
--- a/src/cl/cromer/estructuras/PilaController.java
+++ b/src/cl/cromer/estructuras/PilaController.java
@@ -138,6 +138,7 @@ public class PilaController implements Initializable {
                     dialog.setTitle(resourceBundle.getString("error"));
                     dialog.setContentText(resourceBundle.getString("pilaLlena"));
                     dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+                    Main.setIcon(dialog, getClass());
                     dialog.show();
                 }
             }
@@ -209,6 +210,7 @@ public class PilaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("pilaNoValor"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
@@ -221,6 +223,7 @@ public class PilaController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("pilaVacia"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/QuickController.java b/src/cl/cromer/estructuras/QuickController.java
index 418e10c..42f7c83 100644
--- a/src/cl/cromer/estructuras/QuickController.java
+++ b/src/cl/cromer/estructuras/QuickController.java
@@ -152,6 +152,7 @@ public class QuickController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("quickYaOrdenado"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/SeleccionController.java b/src/cl/cromer/estructuras/SeleccionController.java
index d6b0898..d8886bd 100644
--- a/src/cl/cromer/estructuras/SeleccionController.java
+++ b/src/cl/cromer/estructuras/SeleccionController.java
@@ -152,6 +152,7 @@ public class SeleccionController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("seleccionYaOrdenado"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }
 
diff --git a/src/cl/cromer/estructuras/ShellController.java b/src/cl/cromer/estructuras/ShellController.java
index 0ebf551..a23d998 100644
--- a/src/cl/cromer/estructuras/ShellController.java
+++ b/src/cl/cromer/estructuras/ShellController.java
@@ -152,6 +152,7 @@ public class ShellController implements Initializable {
         dialog.setTitle(resourceBundle.getString("error"));
         dialog.setContentText(resourceBundle.getString("shellYaOrdenado"));
         dialog.getDialogPane().getButtonTypes().add(botonCerrar);
+        Main.setIcon(dialog, getClass());
         dialog.show();
     }