diff --git a/panda/src/movies/ffmpegVirtualFile.cxx b/panda/src/movies/ffmpegVirtualFile.cxx
index 76993c400c..7382496327 100644
--- a/panda/src/movies/ffmpegVirtualFile.cxx
+++ b/panda/src/movies/ffmpegVirtualFile.cxx
@@ -196,7 +196,11 @@ open_subfile(const SubfileInfo &info) {
 void FfmpegVirtualFile::
 close() {
   if (_format_context != NULL) {
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53, 17, 0)
     avformat_close_input(&_format_context);
+#else
+    av_close_input_file(_format_context);
+#endif
     _format_context = NULL;
   }