diff --git a/MVRecalculate.cpp b/MVRecalculate.cpp
index e1f891f..7e1d5e5 100644
--- a/MVRecalculate.cpp
+++ b/MVRecalculate.cpp
@@ -323,11 +323,10 @@ static void VS_CC mvrecalculateCreate(const VSMap *in, VSMap *out, void *userDat
     }
 
     if (d.dctmode >= 5 && !((d.blksize == 4 && d.blksizev == 4) ||
-                (d.blksize == 8 && d.blksizev == 4) ||
                 (d.blksize == 8 && d.blksizev == 8) ||
-                (d.blksize == 16 && d.blksizev == 8) ||
-                (d.blksize == 16 && d.blksizev == 16))) {
-        vsapi->setError(out, "Recalculate: dct 5..10 can only work with 4x4, 8x4, 8x8, 16x8, and 16x16 blocks.");
+                (d.blksize == 16 && d.blksizev == 16) ||
+                (d.blksize == 32 && d.blksizev == 32))) {
+        vsapi->setError(out, "Recalculate: dct 5..10 can only work with 4x4, 8x8, 16x16, and 32x32 blocks.");
         return;
     }