diff --git a/src/PIL/ImageFilter.py b/src/PIL/ImageFilter.py
index 8b0974b2c37..9e16a93ba5e 100644
--- a/src/PIL/ImageFilter.py
+++ b/src/PIL/ImageFilter.py
@@ -553,7 +553,7 @@ def transform(
         ch_out = channels or ch_in
         size_1d, size_2d, size_3d = self.size
 
-        table = [0] * (size_1d * size_2d * size_3d * ch_out)
+        table: Sequence[float] = [0] * (size_1d * size_2d * size_3d * ch_out)
         idx_in = 0
         idx_out = 0
         for b in range(size_3d):