diff --git a/Source/Modules/LangModelRelated/LMInstantiator.swift b/Source/Modules/LangModelRelated/LMInstantiator.swift
index 3427c7ff..08fb85ca 100644
--- a/Source/Modules/LangModelRelated/LMInstantiator.swift
+++ b/Source/Modules/LangModelRelated/LMInstantiator.swift
@@ -311,7 +311,7 @@ extension vChewing {
 
         if isPhraseReplacementEnabled {
           let replacement = lmReplacements.valuesFor(key: pair.value)
-          if !replacement.isEmpty, pair.value.count == replacement.count {
+          if !replacement.isEmpty {
             IME.prtDebugIntel("\(pair.value) -> \(replacement)")
             pair.value = replacement
           }