diff --git a/src/main/java/org/apache/geronimo/microprofile/impl/jwtauth/jaxrs/GroupMapper.java b/src/main/java/org/apache/geronimo/microprofile/impl/jwtauth/jaxrs/GroupMapper.java
index eefdd25..490d321 100644
--- a/src/main/java/org/apache/geronimo/microprofile/impl/jwtauth/jaxrs/GroupMapper.java
+++ b/src/main/java/org/apache/geronimo/microprofile/impl/jwtauth/jaxrs/GroupMapper.java
@@ -33,7 +33,7 @@
 import org.apache.geronimo.microprofile.impl.jwtauth.io.PropertiesLoader;
 
 @ApplicationScoped
-class GroupMapper {
+public class GroupMapper {
     @Inject
     private GeronimoJwtAuthConfig config;