Update README.md

Author: ngbsn

README.md

@@ -40,6 +40,6 @@ By default, the source code will be generated under `target/generated-sources/sq
 Get the jar from https://repo1.maven.org/maven2/io/github/ngbsn/sqlscript2jpa-codegen-maven-plugin/1.0.4/sqlscript2jpa-codegen-maven-plugin-1.0.4-standalone.jar
 
 ```
-java -jar sqlscript2jpa-codegen-maven-plugin-1.0.3-standalone.jar "<sql_file_path>" "<package_name>"
+java -jar sqlscript2jpa-codegen-maven-plugin-1.0.4-standalone.jar "<sql_file_path>" "<package_name>"
 ```
 This will generate the JPA entities in a folder structure as defined by the package name under `./target/generated-sources/sqlscript2jpa`