1 files changed, 2 insertions, 2 deletions
diff --git a/java/broker-core/src/main/java/org/apache/qpid/server/security/SubjectCreator.java b/java/broker-core/src/main/java/org/apache/qpid/server/security/SubjectCreator.java
index ac8d002577..bbec239d74 100644
--- a/java/broker-core/src/main/java/org/apache/qpid/server/security/SubjectCreator.java
+++ b/java/broker-core/src/main/java/org/apache/qpid/server/security/SubjectCreator.java
@@ -53,10 +53,10 @@ public class SubjectCreator
 {
     private final boolean _secure;
     private AuthenticationProvider<?> _authenticationProvider;
-    private Collection<GroupProvider> _groupProviders;
+    private Collection<GroupProvider<?>> _groupProviders;
 
     public SubjectCreator(AuthenticationProvider<?> authenticationProvider,
-                          Collection<GroupProvider> groupProviders,
+                          Collection<GroupProvider<?>> groupProviders,
                           final boolean secure)
     {
         _authenticationProvider = authenticationProvider;