diff --git a/indra/llcommon/lltracerecording.h b/indra/llcommon/lltracerecording.h
index b646075228..7b0970ffdf 100644
--- a/indra/llcommon/lltracerecording.h
+++ b/indra/llcommon/lltracerecording.h
@@ -115,6 +115,15 @@ namespace LLTrace
 	template<typename T>
 	class TraceType;
 
+	template<typename T>
+	class CountStatHandle;
+
+	template<typename T>
+	class SampleStatHandle;
+
+	template<typename T>
+	class EventStatHandle;
+
 	class Recording 
 	:	public LLStopWatchControlsMixin<Recording>
 	{