diff --git a/preprocessor_config.json b/preprocessor_config.json
index e252646..8cc8d64 100644
--- a/preprocessor_config.json
+++ b/preprocessor_config.json
@@ -9,7 +9,7 @@
     0.4560000002384186,
     0.4059999883174896
   ],
-  "image_processor_type": "Mask2FormerImageProcessor",
+  "image_processor_type": "MaskFormerImageProcessor",
   "image_std": [
     0.2290000021457672,
     0.2239999920129776,