diff --git a/src/config/reportConfig.ts b/src/config/reportConfig.ts
index 563cbbfb..7c47e27f 100644
--- a/src/config/reportConfig.ts
+++ b/src/config/reportConfig.ts
@@ -494,7 +494,6 @@ export const REPORTS: ReportDefinition[] = [
           { label: "All", value: "All" },
           { label: "WIP", value: "WIP" },
           { label: "FG", value: "FG" },
-          { label: "Material", value: "mat" },
         ] },
       { label: "貨品編號 Item Code", name: "itemCode", type: "select", required: false, 
         multiple: true,
diff --git a/src/i18n/en/report.json b/src/i18n/en/report.json
index 0e7c6901..bce77b8a 100644
--- a/src/i18n/en/report.json
+++ b/src/i18n/en/report.json
@@ -236,7 +236,7 @@
         "reportWeek": "Shows Monday to Sunday of the date you pick.",
         "lastOutDateStart": "Up to one month is shown by day. A longer range is shown by month.",
         "lastOutDateEnd": "Up to one month is shown by day. A longer range is shown by month.",
-        "stockCategory": "All is finished goods and semi-finished goods. Material is separate.",
+        "stockCategory": "All is finished goods and semi-finished goods.",
         "itemCode": "A full code matches that item only. Category still applies.",
         "itemCodePaste": "Paste item codes from Excel. Separate with spaces, commas, or new lines. A full code matches that item only."
       },
@@ -251,8 +251,7 @@
         "stockCategory": {
           "All": "All",
           "WIP": "WIP",
-          "FG": "FG",
-          "mat": "Material"
+          "FG": "FG"
         }
       }
     },
diff --git a/src/i18n/zh/report.json b/src/i18n/zh/report.json
index 7bb151b5..aaef0b6b 100644
--- a/src/i18n/zh/report.json
+++ b/src/i18n/zh/report.json
@@ -236,7 +236,7 @@
         "reportWeek": "以所選日期的星期一至星期日顯示。",
         "lastOutDateStart": "一個月以內按日顯示，超過一個月按月顯示。",
         "lastOutDateEnd": "一個月以內按日顯示，超過一個月按月顯示。",
-        "stockCategory": "全部只包含成品與半成品。材料請另選「材料」。",
+        "stockCategory": "全部只包含成品與半成品。",
         "itemCode": "完整貨品編號只會對上該編號，類別仍然有效。",
         "itemCodePaste": "可從 Excel 貼上多個貨品編號，以空格、逗號或換行分隔。完整編號只會對上該編號。"
       },
@@ -251,8 +251,7 @@
         "stockCategory": {
           "All": "全部",
           "WIP": "半成品",
-          "FG": "成品",
-          "mat": "材料"
+          "FG": "成品"
         }
       }
     },