diff --git a/impl/core/src/main/java/br/gov/frameworkdemoiselle/internal/implementation/SecurityContextImpl.java b/impl/core/src/main/java/br/gov/frameworkdemoiselle/internal/implementation/SecurityContextImpl.java
index 58ca0f1..d9afc84 100644
--- a/impl/core/src/main/java/br/gov/frameworkdemoiselle/internal/implementation/SecurityContextImpl.java
+++ b/impl/core/src/main/java/br/gov/frameworkdemoiselle/internal/implementation/SecurityContextImpl.java
@@ -208,7 +208,7 @@ public class SecurityContextImpl implements SecurityContext {
 		}
 	}
 
-	private class EmptyUser implements Principal, Serializable {
+	private static class EmptyUser implements Principal, Serializable {
 
 		private static final long serialVersionUID = 1L;
 
--
libgit2 0.21.2