can't generate new project from archetype using version 2.6.0

[Magallo]

Running mvn archetype:generate -DarchetypeGroupId=com.github.gwtmaterialdesign -DarchetypeArtifactId=gwt-material-archetype -DarchetypeVersion=2.6.0 I got this error:

mvn archetype:generate -DarchetypeGroupId=com.github.gwtmaterialdesign -DarchetypeArtifactId=gwt-material-archetype -DarchetypeVersion=2.6.0
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------< org.apache.maven:standalone-pom >-------------------
[INFO] Building Maven Stub Project (No POM) 1
[INFO] --------------------------------[ pom ]---------------------------------
[INFO]
[INFO] >>> maven-archetype-plugin:3.2.1:generate (default-cli) > generate-sources @ standalone-pom >>>
[INFO]
[INFO] <<< maven-archetype-plugin:3.2.1:generate (default-cli) < generate-sources @ standalone-pom <<<
[INFO]
[INFO]
[INFO] --- maven-archetype-plugin:3.2.1:generate (default-cli) @ standalone-pom ---
[INFO] Generating project in Interactive mode
[INFO] Archetype repository not defined. Using the one from [com.github.gwtmaterialdesign:gwt-material-archetype:2.5.0] found in catalog remote
[WARNING] The POM for com.github.gwtmaterialdesign:gwt-material-archetype:jar:2.6.0 is missing, no dependency information available
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time:  10.282 s
[INFO] Finished at: 2022-08-02T11:44:10+02:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-archetype-plugin:3.2.1:generate (default-cli) on project standalone-pom: The desired archetype does not exist (com.github.gwtmaterialdesign:gwt-material-archetype:2.6.0) -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException

If I specify version 2.4.2 it works. Where am I wrong?