diff --git a/resource/tasks.json b/resource/tasks.json
index 8f851a9e4d..97592f7346 100644
--- a/resource/tasks.json
+++ b/resource/tasks.json
@@ -6598,7 +6598,7 @@
             22
         ],
         "maskRange": [
-            110,
+            150,
             255
         ]
     },
@@ -6718,8 +6718,8 @@
     "DepotQuantity": {
         "template": "empty.png",
         "maskRange": [
-            0,
-            110
+            110,
+            255
         ]
     },
     "DepotBegin": {
diff --git a/src/MaaCore/Vision/Miscellaneous/DepotImageAnalyzer.cpp b/src/MaaCore/Vision/Miscellaneous/DepotImageAnalyzer.cpp
index 8b09a84d70..17d324ca18 100644
--- a/src/MaaCore/Vision/Miscellaneous/DepotImageAnalyzer.cpp
+++ b/src/MaaCore/Vision/Miscellaneous/DepotImageAnalyzer.cpp
@@ -239,9 +239,11 @@ int asst::DepotImageAnalyzer::match_quantity(const ItemInfo& item)
 
     cv::morphologyEx(mask, mask, cv::MORPH_OPEN, cv::getStructuringElement(cv::MORPH_RECT, { 4, 4 }));
     auto mask_rect = cv::boundingRect(mask);
+    mask_rect.width -= 1;
+    mask_rect.height -= 1;
     if (mask_rect.height < 18) mask_rect.height = 18;
     // minus 1 to trim white pixels
-    Rect ocr_roi { item.rect.x + mask_rect.x, item.rect.y + mask_rect.y, mask_rect.width - 1, mask_rect.height - 1 };
+    Rect ocr_roi { item.rect.x + mask_rect.x, item.rect.y + mask_rect.y, mask_rect.width, mask_rect.height };
 
     cv::Mat ocr_img = m_image_resized.clone();
     cv::subtract(m_image_resized(make_rect<cv::Rect>(item.rect)), item_templ * 0.41,
diff --git a/src/MaaCore/Vision/Miscellaneous/StageDropsImageAnalyzer.cpp b/src/MaaCore/Vision/Miscellaneous/StageDropsImageAnalyzer.cpp
index 5b256b912f..4857952c1e 100644
--- a/src/MaaCore/Vision/Miscellaneous/StageDropsImageAnalyzer.cpp
+++ b/src/MaaCore/Vision/Miscellaneous/StageDropsImageAnalyzer.cpp
@@ -569,6 +569,8 @@ std::optional<asst::TextRect> asst::StageDropsImageAnalyzer::match_quantity_stri
     cv::morphologyEx(mask, mask, cv::MORPH_OPEN, cv::getStructuringElement(cv::MORPH_RECT, { 4, 4 }));
 
     auto mask_rect = cv::boundingRect(mask);
+    mask_rect.width -= 1;
+    mask_rect.height -= 1;
     if (mask_rect.height < 20) mask_rect.height = 20;
 
     cv::Mat ocr_img = m_image.clone();
@@ -578,7 +580,7 @@ std::optional<asst::TextRect> asst::StageDropsImageAnalyzer::match_quantity_stri
     ocr.set_task_info("StageDrops-NumberOcrReplace");
     Rect ocr_roi { new_roi.x + mask_rect.x, new_roi.y + mask_rect.y, mask_rect.width, mask_rect.height };
     ocr.set_roi(ocr_roi);
-    ocr.set_threshold(task_ptr->mask_range.first, task_ptr->mask_range.second);
+    ocr.set_threshold(110, 255); // TODO: do not hardcode
 
     if (!ocr.analyze()) {
         return std::nullopt;