diff --git a/headers/private/media/StreamerPlugin.h b/headers/private/media/StreamerPlugin.h
index 60f26ff8a6..907134eb1e 100644
--- a/headers/private/media/StreamerPlugin.h
+++ b/headers/private/media/StreamerPlugin.h
@@ -18,7 +18,7 @@ public:
 								Streamer();
 	virtual						~Streamer();
 
-	virtual status_t			Sniff(BUrl* url, BMediaIO** source) = 0;
+	virtual status_t			Sniff(BUrl* url, BDataIO** source) = 0;
 private:
 	virtual void				_ReservedStreamer1();
 	virtual void				_ReservedStreamer2();
diff --git a/src/kits/media/PluginManager.cpp b/src/kits/media/PluginManager.cpp
index fca9cb657b..34a5d9cd48 100644
--- a/src/kits/media/PluginManager.cpp
+++ b/src/kits/media/PluginManager.cpp
@@ -623,7 +623,7 @@ PluginManager::CreateStreamer(Streamer** streamer, BUrl* url, BDataIO** source)
 
 		(*streamer)->fMediaPlugin = plugin;
 
-		BMediaIO* streamSource = NULL;
+		BDataIO* streamSource = NULL;
 		if ((*streamer)->Sniff(url, &streamSource) == B_OK) {
 			TRACE("PluginManager::CreateStreamer: Sniff success ");
 			*source = streamSource;