diff --git a/Packages/vChewing_LangModelAssembly/Sources/LangModelAssembly/SubLMs/lmCassette.swift b/Packages/vChewing_LangModelAssembly/Sources/LangModelAssembly/SubLMs/lmCassette.swift
index ee9a5c27..fad9be35 100644
--- a/Packages/vChewing_LangModelAssembly/Sources/LangModelAssembly/SubLMs/lmCassette.swift
+++ b/Packages/vChewing_LangModelAssembly/Sources/LangModelAssembly/SubLMs/lmCassette.swift
@@ -71,10 +71,10 @@ extension vChewingLM {
             if loadingCharDefinitions, strLine.contains("%chardef end") { loadingCharDefinitions = false }
             let cells = strLine.split(separator: " ")
             guard cells.count == 2 else { continue }
-            if loadingKeys {
+            if loadingKeys, !cells[0].contains("%keyname") {
               keyNameMap[String(cells[0])] = String(cells[1])
-            } else if loadingCharDefinitions {
-              if !strLine.contains("%chardef") { theMaxKeyLength = max(theMaxKeyLength, cells[0].count) }
+            } else if loadingCharDefinitions, !strLine.contains("%chardef") {
+              theMaxKeyLength = max(theMaxKeyLength, cells[0].count)
               charDefMap[String(cells[0]), default: []].append(String(cells[1]))
             }
             guard !loadingKeys, !loadingCharDefinitions else { continue }
diff --git a/Packages/vChewing_LangModelAssembly/Tests/LangModelAssemblyTests/LMCassetteTests.swift b/Packages/vChewing_LangModelAssembly/Tests/LangModelAssemblyTests/LMCassetteTests.swift
index ad00a399..822d4e3d 100644
--- a/Packages/vChewing_LangModelAssembly/Tests/LangModelAssemblyTests/LMCassetteTests.swift
+++ b/Packages/vChewing_LangModelAssembly/Tests/LangModelAssemblyTests/LMCassetteTests.swift
@@ -23,29 +23,29 @@ final class LMCassetteTests: XCTestCase {
     let pathCINFile = testDataPath + "wubi98.cin"
     var lmCassette = vChewingLM.LMCassette()
     NSLog("LMCassette: Start loading CIN.")
-    lmCassette.open(pathCINFile)
-    NSLog("LMCassette: Finished loading CIN. Entries: \(lmCassette.count)")
-    XCTAssertEqual(lmCassette.charDefMap.count, 21492)
-    XCTAssertEqual(lmCassette.keyNameMap.count, 26)
-    XCTAssertEqual(lmCassette.nameENG, "Wubi98")
-    XCTAssertEqual(lmCassette.nameCJK, "五笔98")
-    XCTAssertEqual(lmCassette.maxKeyLength, 4)
-    XCTAssertEqual(lmCassette.endKeys.count, 0)
-    XCTAssertEqual(lmCassette.selectionKeys.count, 10)
+    lmCassette98.open(pathCINFile)
+    NSLog("LMCassette: Finished loading CIN. Entries: \(lmCassette98.count)")
+    XCTAssertEqual(lmCassette98.charDefMap.count, 21491)
+    XCTAssertEqual(lmCassette98.keyNameMap.count, 26)
+    XCTAssertEqual(lmCassette98.nameENG, "Wubi98")
+    XCTAssertEqual(lmCassette98.nameCJK, "五笔98")
+    XCTAssertEqual(lmCassette98.maxKeyLength, 4)
+    XCTAssertEqual(lmCassette98.endKeys.count, 0)
+    XCTAssertEqual(lmCassette98.selectionKeys.count, 10)
   }
 
   func testCassetteLoadWubi86() throws {
     let pathCINFile = testDataPath + "wubi86.cin"
     var lmCassette = vChewingLM.LMCassette()
     NSLog("LMCassette: Start loading CIN.")
-    lmCassette.open(pathCINFile)
-    NSLog("LMCassette: Finished loading CIN. Entries: \(lmCassette.count)")
-    XCTAssertEqual(lmCassette.charDefMap.count, 10691)
-    XCTAssertEqual(lmCassette.keyNameMap.count, 26)
-    XCTAssertEqual(lmCassette.nameENG, "Wubi86")
-    XCTAssertEqual(lmCassette.nameCJK, "五笔86")
-    XCTAssertEqual(lmCassette.maxKeyLength, 4)
-    XCTAssertEqual(lmCassette.endKeys.count, 0)
-    XCTAssertEqual(lmCassette.selectionKeys.count, 10)
+    lmCassette86.open(pathCINFile)
+    NSLog("LMCassette: Finished loading CIN. Entries: \(lmCassette86.count)")
+    XCTAssertEqual(lmCassette86.charDefMap.count, 10690)
+    XCTAssertEqual(lmCassette86.keyNameMap.count, 26)
+    XCTAssertEqual(lmCassette86.nameENG, "Wubi86")
+    XCTAssertEqual(lmCassette86.nameCJK, "五笔86")
+    XCTAssertEqual(lmCassette86.maxKeyLength, 4)
+    XCTAssertEqual(lmCassette86.endKeys.count, 0)
+    XCTAssertEqual(lmCassette86.selectionKeys.count, 10)
   }
 }