diff --git a/.github/workflows/basic-workflow.yml b/.github/workflows/basic-workflow.yml
index 04785de..479142c 100644
--- a/.github/workflows/basic-workflow.yml
+++ b/.github/workflows/basic-workflow.yml
@@ -1,7 +1,8 @@
 name: Continuous integration example
 
 on: 
-  push:
+  pull_request:
+    
 
 jobs:
 
diff --git a/README.md b/README.md
index a0fa09a..9f2e5b4 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
 # Ejemplo de Integración Continua con GitHub Actions
 
+prueba workflow
+
 Este proyecto ofrece una Calculadora hecha en Java
diff --git a/src/main/java/es/codeurjc/test/ejem/Calculadora.java b/src/main/java/es/codeurjc/test/ejem/Calculadora.java
index cee74b0..3c76909 100644
--- a/src/main/java/es/codeurjc/test/ejem/Calculadora.java
+++ b/src/main/java/es/codeurjc/test/ejem/Calculadora.java
@@ -3,7 +3,7 @@
 public class Calculadora {
 
 	public double suma(double op1, double op2) {
-		return op1 + op2;
+		return op1 * op2;
 	}
 
 	public double resta(double op1, double op2) {