SoapUI 5.4.0 is not fully published
In soapui-maven-plugin-5.4.0.pom I see that parent pom is: <parent>
<groupId>com.smartbear.soapui</groupId>
<artifactId>soapui-project</artifactId>
<version>5.4.0</version>
...
Forum Discussion
It seems that the problem has been solved. On march 16th, the missing artifact has been uploaded to the Maven repository.
