diff --git a/framework/src/source/BaseTestReporter.bs b/framework/src/source/BaseTestReporter.bs
index 390ef882..e7fda9dd 100644
--- a/framework/src/source/BaseTestReporter.bs
+++ b/framework/src/source/BaseTestReporter.bs
@@ -1,4 +1,8 @@
 namespace rooibos
+  interface TestReporterOnEndEvent
+    stats as rooibos.Stats
+  end interface
+
   class BaseTestReporter
 
     public testRunner = invalid
@@ -11,11 +15,11 @@ namespace rooibos
       m.allStats = runner.stats
     end function
 
-    function onBegin()
+    function onBegin(ev as dynamic)
       'override me
     end function
 
-    function onEnd(allStats as dynamic)
+    function onEnd(ev as rooibos.TestReporterOnEndEvent)
       'override me
     end function
 
diff --git a/framework/src/source/ConsoleTestReporter.bs b/framework/src/source/ConsoleTestReporter.bs
index 0f448959..2e0a7bde 100644
--- a/framework/src/source/ConsoleTestReporter.bs
+++ b/framework/src/source/ConsoleTestReporter.bs
@@ -13,8 +13,8 @@ namespace rooibos
       end if
     end function
 
-    override function onEnd(allStats)
-      m.allStats = allStats
+    override function onEnd(ev as rooibos.TestReporterOnEndEvent)
+      m.allStats = ev.stats
       m.startReport()
       for each testSuite in m.testRunner.testSuites
         if not m.allStats.hasFailures or ((not m.config.showOnlyFailures) or testSuite.stats.failedCount > 0 or testSuite.stats.crashedCount > 0)
diff --git a/framework/src/source/JUnitTestReporter.bs b/framework/src/source/JUnitTestReporter.bs
index 0229e248..eacaff7e 100644
--- a/framework/src/source/JUnitTestReporter.bs
+++ b/framework/src/source/JUnitTestReporter.bs
@@ -1,7 +1,7 @@
 namespace rooibos
   class JUnitTestReporter extends rooibos.BaseTestReporter
 
-    override function onEnd(allStats as dynamic)
+    override function onEnd(ev as rooibos.TestReporterOnEndEvent)
       root = createObject("roXMLElement")
       root.SetName("testsuites")
       properties = root.addElement("properties")
diff --git a/framework/src/source/TestRunner.bs b/framework/src/source/TestRunner.bs
index c49b83b8..e216b0d0 100644
--- a/framework/src/source/TestRunner.bs
+++ b/framework/src/source/TestRunner.bs
@@ -47,7 +47,7 @@ namespace rooibos
 
       for each reporter in m.testReporters
         if rooibos.common.isFunction(reporter.onBegin)
-          reporter.onBegin()
+          reporter.onBegin({})
         end if
       end for
 
@@ -107,7 +107,7 @@ namespace rooibos
 
       for each reporter in m.testReporters
         if rooibos.common.isFunction(reporter.onEnd)
-          reporter.onEnd(m.stats)
+          reporter.onEnd({ stats: m.stats })
         end if
       end for