diff --git a/CHANGELOG.md b/CHANGELOG.md
index 724f683db0c..cbb0ce5fa10 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 0.16.11
+
+* `LanguageCodes`:
+    * In android and JVM targets now available `toJavaLocale` and from Java `Locale` conversations from/to
+      `IetfLanguageCode`
+
 ## 0.16.10
 
 * `Repos`:
diff --git a/gradle.properties b/gradle.properties
index 3dcf587fbdf..9bad69f4bfb 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -14,5 +14,5 @@ crypto_js_version=4.1.1
 # Project data
 
 group=dev.inmo
-version=0.16.10
-android_code_version=178
+version=0.16.11
+android_code_version=179
diff --git a/language_codes/build.gradle b/language_codes/build.gradle
index 7c54502f100..8515ddb2e83 100644
--- a/language_codes/build.gradle
+++ b/language_codes/build.gradle
@@ -5,3 +5,11 @@ plugins {
 }
 
 apply from: "$mppProjectWithSerializationPresetPath"
+
+kotlin {
+    sourceSets {
+        androidMain {
+            dependsOn jvmMain
+        }
+    }
+}
diff --git a/language_codes/src/jvmMain/kotlin/Locale.kt b/language_codes/src/jvmMain/kotlin/Locale.kt
new file mode 100644
index 00000000000..5f361402f2c
--- /dev/null
+++ b/language_codes/src/jvmMain/kotlin/Locale.kt
@@ -0,0 +1,8 @@
+package dev.inmo.micro_utils.language_codes
+
+import java.util.Locale
+
+fun IetfLanguageCode.toJavaLocale(): Locale = Locale.forLanguageTag(code)
+fun IetfLanguageCode?.toJavaLocaleOrDefault(): Locale = this ?.toJavaLocale() ?: Locale.getDefault()
+
+fun Locale.toIetfLanguageCode(): IetfLanguageCode = IetfLanguageCode(toLanguageTag())