diff --git a/lib/libcoolstream2/playback_cs.h b/lib/libcoolstream2/playback_cs.h
index f65bdc6f0..5a5c61fb6 100644
--- a/lib/libcoolstream2/playback_cs.h
+++ b/lib/libcoolstream2/playback_cs.h
@@ -66,6 +66,7 @@ public:
 	void FindAllSubs(uint16_t *pids, unsigned short *supported, uint16_t *numpida, std::string *language);
 	bool SelectSubtitles(int pid);
 	void GetChapters(std::vector<int> &positions, std::vector<std::string> &titles);
+	void RequestAbort();
 };
 
 #endif // __PLAYBACK_CS_H_