1 files changed, 1 insertions, 0 deletions
diff --git a/mp_core.h b/mp_core.h
index 51337b4ee1..3e8b17132a 100644
--- a/mp_core.h
+++ b/mp_core.h
@@ -37,6 +37,7 @@
 #define INITIALIZED_DEMUXER 512
 #define INITIALIZED_ACODEC  1024
 #define INITIALIZED_VCODEC  2048
+#define INITIALIZED_SUB     4096
 #define INITIALIZED_ALL     0xFFFF