diff --git a/app/src/main/java/com/bnyro/translate/api/deepl/DeeplEngine.kt b/app/src/main/java/com/bnyro/translate/api/deepl/DeeplEngine.kt
index d0e8ceabb..7d3209a32 100644
--- a/app/src/main/java/com/bnyro/translate/api/deepl/DeeplEngine.kt
+++ b/app/src/main/java/com/bnyro/translate/api/deepl/DeeplEngine.kt
@@ -104,11 +104,16 @@ class DeeplEngine : TranslationEngine(
         }
 
     override suspend fun translate(query: String, source: String, target: String): Translation {
+        val convertedTarget = when(target){
+            "zh-Hant", "zh-Hans" -> "zh"
+            else -> target
+        }
+        
         if (getApiKey().isNotEmpty()) {
             val response = api.translate(
                 apiKeyString,
                 sourceOrAuto(source.uppercase()),
-                target.uppercase(),
+                convertedTarget.uppercase(),
                 query
             )
 
@@ -130,7 +135,7 @@ class DeeplEngine : TranslationEngine(
                         ),
                         splitting = "newlines",
                         lang = DeeplWebTranslationRequestParamsLang(
-                            targetLang = target.uppercase(),
+                            targetLang = convertedTarget.uppercase(),
                             sourceLangUserSelected = sourceOrAuto(source.uppercase()).ifEmpty { "auto" },
                             preference = DeeplWebTranslationRequestParamsLangPreference(
                                 weight = emptyMap()
diff --git a/app/src/main/java/com/bnyro/translate/api/gl/GlEngine.kt b/app/src/main/java/com/bnyro/translate/api/gl/GlEngine.kt
index 87f7708ae..2cc166a86 100644
--- a/app/src/main/java/com/bnyro/translate/api/gl/GlEngine.kt
+++ b/app/src/main/java/com/bnyro/translate/api/gl/GlEngine.kt
@@ -260,8 +260,15 @@ class GlEngine : TranslationEngine(
         ).map { Language(it.first.trim(), it.second) }
     }
 
+    protected fun convertLanguageCode(languageCode: String): String {
+        return when(languageCode){
+            "zh-Hant", "zh-Hans" -> "zh"
+            else -> languageCode
+        }
+    }
+
     override suspend fun translate(query: String, source: String, target: String): Translation {
-        val translation = api.translate(source, target, query)
+        val translation = api.translate(convertLanguageCode(source), convertLanguageCode(target), query)
         return Translation(translation.translation)
     }
 }
diff --git a/app/src/main/java/com/bnyro/translate/api/lv/LVEngine.kt b/app/src/main/java/com/bnyro/translate/api/lv/LVEngine.kt
index 9e5a760bf..b97cbb823 100644
--- a/app/src/main/java/com/bnyro/translate/api/lv/LVEngine.kt
+++ b/app/src/main/java/com/bnyro/translate/api/lv/LVEngine.kt
@@ -46,10 +46,17 @@ class LVEngine : TranslationEngine(
         }
     }
 
+    protected fun convertLanguageCode(languageCode: String): String {
+        return when(languageCode){
+            "zh-Hant", "zh-Hans" -> "zh"
+            else -> languageCode
+        }
+    }
+
     override suspend fun translate(query: String, source: String, target: String): Translation {
         val response = api.translate(
-            sourceOrAuto(source),
-            target,
+            convertLanguageCode(sourceOrAuto(source)),
+            convertLanguageCode(target),
             query.replace("/", "")
         )
         return Translation(
diff --git a/app/src/main/java/com/bnyro/translate/api/mh/MhEngine.kt b/app/src/main/java/com/bnyro/translate/api/mh/MhEngine.kt
index fa7142077..a6e77fcca 100644
--- a/app/src/main/java/com/bnyro/translate/api/mh/MhEngine.kt
+++ b/app/src/main/java/com/bnyro/translate/api/mh/MhEngine.kt
@@ -58,12 +58,20 @@ class MhEngine : TranslationEngine(
             .map { Language(it.id, it.name) }
     }
 
+    protected fun convertLanguageCode(languageCode: String): String {
+        return when(languageCode){
+            "zh-Hant" -> "zh-TW"
+            "zh-Hans" -> "zh-CN"
+            else -> languageCode
+        }
+    }
+
     override suspend fun translate(query: String, source: String, target: String): Translation {
         val response = api.translate(
             engine = getSelectedEngine(),
-            source = sourceOrAuto(source.take(2)),
+            source = convertLanguageCode(sourceOrAuto(source)),
             query = query,
-            target = target.take(2),
+            target = convertLanguageCode(target),
         )
         return Translation(
             translatedText = response.translatedText,
diff --git a/app/src/main/java/com/bnyro/translate/api/wm/WmEngine.kt b/app/src/main/java/com/bnyro/translate/api/wm/WmEngine.kt
index fe22fbf04..820edb2b3 100644
--- a/app/src/main/java/com/bnyro/translate/api/wm/WmEngine.kt
+++ b/app/src/main/java/com/bnyro/translate/api/wm/WmEngine.kt
@@ -50,8 +50,15 @@ class WmEngine : TranslationEngine(
         }
     }
 
+    protected fun convertLanguageCode(languageCode: String): String {
+        return when(languageCode){
+            "zh-Hant", "zh-Hans" -> "zh"
+            else -> languageCode
+        }
+    }
+
     override suspend fun translate(query: String, source: String, target: String): Translation {
-        val response = api.translate(source, target, WmTranslationRequest(query))
+        val response = api.translate(convertLanguageCode(source), convertLanguageCode(target), WmTranslationRequest(query))
         return Translation(response.translation)
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/bnyro/translate/api/ya/YandexEngine.kt b/app/src/main/java/com/bnyro/translate/api/ya/YandexEngine.kt
index e3f69541d..386135765 100644
--- a/app/src/main/java/com/bnyro/translate/api/ya/YandexEngine.kt
+++ b/app/src/main/java/com/bnyro/translate/api/ya/YandexEngine.kt
@@ -47,8 +47,17 @@ class YandexEngine : TranslationEngine(
         ).map { (key, value) -> Language(code = key, name = value) }
     }
 
+    protected fun convertLanguageCode(languageCode: String): String {
+        return when(languageCode){
+            "zh-Hant", "zh-Hans" -> "zh"
+            else -> languageCode
+        }
+    }
+
     override suspend fun translate(query: String, source: String, target: String): Translation {
-        val lang = if (source.isEmpty()) target else "$source-$target"
+        val convertedSource = convertLanguageCode(source)
+        val convertedTarget = convertLanguageCode(target)
+        val lang = if (convertedSource.isEmpty()) convertedTarget else "$convertedSource-$convertedTarget"
 
         val uuid = UUID.randomUUID().toString().replace("-", "") + "-0-0"
         val response = api.translate(lang, query, "android", uuid)