diff --git a/avplay.c b/avplay.c
index 19e2bdcc18..f20b6315fb 100644
--- a/avplay.c
+++ b/avplay.c
@@ -1527,7 +1527,7 @@ static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)
     AVFilterContext *ctx = codec->opaque;
     AVFilterBufferRef  *ref;
     int perms = AV_PERM_WRITE;
-    int i, w, h, stride[4];
+    int i, w, h, stride[AV_NUM_DATA_POINTERS];
     unsigned edge;
     int pixel_size;