diff --git a/ffmpeg.c b/ffmpeg.c
index 6af3619b2f..3d1185c3f7 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -640,7 +640,7 @@ static int decode_interrupt_cb(void)
     return received_nb_signals > 1;
 }
 
-void exit_program(int ret)
+void av_noreturn exit_program(int ret)
 {
     int i;