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-rw-r--r--libavfilter/avfilter.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index f0b79f5957..f598b9fde5 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -439,7 +439,7 @@ typedef struct AVFilter {
struct AVFilterContext {
const AVClass *av_class; ///< needed for av_log()
- AVFilter *filter; ///< the AVFilter of which this is an instance
+ const AVFilter *filter; ///< the AVFilter of which this is an instance
char *name; ///< name of this filter instance