diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index bc6c1e2206cf..6663a676eadc 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -335,13 +335,8 @@ int perf_event__process(struct perf_tool *tool,
 			struct perf_sample *sample,
 			struct machine *machine);
 
-struct addr_location;
-struct thread;
-
 bool is_bts_event(struct perf_event_attr *attr);
 bool sample_addr_correlates_sym(struct perf_event_attr *attr);
-void thread__resolve(struct thread *thread, struct addr_location *al,
-		     struct perf_sample *sample);
 
 const char *perf_event__name(unsigned int id);
 
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 241f300d7d6e..395c626699a9 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -158,4 +158,7 @@ static inline bool thread__is_filtered(struct thread *thread)
 
 void thread__free_stitch_list(struct thread *thread);
 
+void thread__resolve(struct thread *thread, struct addr_location *al,
+		     struct perf_sample *sample);
+
 #endif	/* __PERF_THREAD_H */