diff --git a/README.md b/README.md
index bb60d6a..d47d7d8 100644
--- a/README.md
+++ b/README.md
@@ -53,3 +53,26 @@ curl -X POST "http://localhost:8083/assessOntology" -H "accept: application/json
 
 As a result, you should see a JSON in your console, such as the one in sample.json.
 
+## Running the JAR in local
+To create the JAR, just run:
+
+```
+mvn install -f pom_jar.xml
+```
+
+Then run the following command to test a URI: 
+
+```
+java -jar target/fair_ontologies-0.1.0.jar -ontURI https://w3id.org/example
+```
+
+You can also test one ontology from a file:
+
+```
+java -jar target/fair_ontologies-0.1.0.jar -ontFile filePath
+```
+
+As a result, you should see a JSON in your folder, such as the one in sample.json.
+
+
+If you want to change the out file path you can use the flag -out
\ No newline at end of file
diff --git a/pom_jar.xml b/pom_jar.xml
index c697c5a..a5a4f85 100644
--- a/pom_jar.xml
+++ b/pom_jar.xml
@@ -2,12 +2,12 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <!--<parent>
+    <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
         <version>2.4.3</version>
-        <relativePath/>
-    </parent>-->
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
     <groupId>es.oeg</groupId>
     <artifactId>fair_ontologies</artifactId>
     <version>0.1.0</version>
@@ -15,19 +15,18 @@
     <name>fair_ontologies</name>
     <description>FOOPS!: An Ontology Pitfall scanner for the FAIR principles</description>
 
-    <!--<properties>
+    <properties>
         <maven.compiler.source>15</maven.compiler.source>
         <maven.compiler.target>15</maven.compiler.target>
-    </properties>-->
-    <properties>
+    </properties>
+    <!--<properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <java.version>1.8</java.version>
-    </properties>
+    </properties>-->
 
     <dependencies>
-        <!--
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
@@ -37,7 +36,7 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
-        </dependency>-->
+        </dependency>
 
         <!-- logging -->
         <dependency>
@@ -82,9 +81,12 @@
 
     <build>
         <plugins>
-           <!-- <plugin>
+            <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <configuration>
+                    <mainClass>fair.FOOPS</mainClass> <!-- Aquí se indica la clase principal alternativa -->
+                </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
@@ -93,44 +95,6 @@
                     <source>11</source>
                     <target>11</target>
                 </configuration>
-            </plugin>-->
-
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-shade-plugin</artifactId>
-                <version>2.3</version>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>shade</goal>
-                        </goals>
-                        <configuration>
-                            <finalName>${project.artifactId}-${project.version}-jar-with-dependencies</finalName>
-                            <shadedArtifactAttached>true</shadedArtifactAttached>
-                            <shadedClassifierName>launcher</shadedClassifierName>
-                            <outputDirectory>JAR/</outputDirectory>
-                            <transformers>
-                                <transformer
-                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
-                                    <mainClass>fair.FOOPS</mainClass>
-                                </transformer>
-                                <transformer
-                                        implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
-                            </transformers>
-                            <filters>
-                                <filter>
-                                    <artifact>*:*</artifact>
-                                    <excludes>
-                                        <exclude>META-INF/*.SF</exclude>
-                                        <exclude>META-INF/*.DSA</exclude>
-                                        <exclude>META-INF/*.RSA</exclude>
-                                    </excludes>
-                                </filter>
-                            </filters>
-                        </configuration>
-                    </execution>
-                </executions>
             </plugin>
         </plugins>
     </build>