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-rw-r--r--libavfilter/vf_lut3d.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/vf_lut3d.c b/libavfilter/vf_lut3d.c
index 5a9f552638..21206ca5bf 100644
--- a/libavfilter/vf_lut3d.c
+++ b/libavfilter/vf_lut3d.c
@@ -94,7 +94,7 @@ static inline struct rgbvec lerp(const struct rgbvec *v0, const struct rgbvec *v
#define NEAR(x) ((int)((x) + .5))
#define PREV(x) ((int)(x))
-#define NEXT(x) ((int)(x) + 1)
+#define NEXT(x) (FFMIN((int)(x) + 1, lut3d->lutsize - 1))
/**
* Get the nearest defined point