diff --git a/libavfilter/textutils.c b/libavfilter/textutils.c
index ef658d0..c61b0ad 100644
--- a/libavfilter/textutils.c
+++ b/libavfilter/textutils.c
@@ -31,6 +31,7 @@
 #include "libavutil/file.h"
 #include "libavutil/mem.h"
 #include "libavutil/time.h"
+#include "libavutil/time_internal.h"
 
 static int ff_expand_text_function_internal(FFExpandTextContext *expand_text, AVBPrint *bp,
                                             char *name, unsigned argc, char **argv)