diff --git a/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultPluginValidationManager.java b/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultPluginValidationManager.java
index 655535c581a..17423b6f6d9 100644
--- a/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultPluginValidationManager.java
+++ b/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultPluginValidationManager.java
@@ -58,6 +58,7 @@ private enum ValidationReportLevel {
         NONE, // mute validation completely (validation issue collection still happens, it is just not reported!)
         INLINE, // inline, each "internal" problem one line next to mojo invocation
         SUMMARY, // at end, list of plugin GAVs along with "internal" issues
+        BRIEF, // synonym to SUMMARY
         VERBOSE // at end, list of plugin GAVs along with detailed report of ANY validation issues
     }