diff --git a/src/ipred.rs b/src/ipred.rs
index 7bbf57d97..b6c079a10 100644
--- a/src/ipred.rs
+++ b/src/ipred.rs
@@ -1638,7 +1638,7 @@ mod neon {
         let enable_intra_edge_filter = angle >> 10;
         angle &= 511;
         let mut dx = dav1d_dr_intra_derivative[(angle >> 1) as usize] as c_int;
-        const TOP_OUT_SIZE: usize = 64 + 64 * (64 + 15) * 2 + 16;
+        const TOP_OUT_SIZE: usize = 64 + 64 + (64 + 15) * 2 + 16;
         let mut top_out = [0.into(); TOP_OUT_SIZE];
         let max_base_x;
         let upsample_above = if enable_intra_edge_filter != 0 {