diff --git a/README.md b/README.md
index eeb7a4e..f64fe93 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ repositories {
 ```
 
 ```groovy
-implementation "ee.nx01.tonclient:ton-client-kotlin:0.0.20"
+implementation "ee.nx01.tonclient:ton-client-kotlin:0.0.22"
 ```
 
 ## Supported OS 
diff --git a/src/main/kotlin/ee/nx01/tonclient/abi/AbiModule.kt b/src/main/kotlin/ee/nx01/tonclient/abi/AbiModule.kt
index 7897f82..39cfd33 100644
--- a/src/main/kotlin/ee/nx01/tonclient/abi/AbiModule.kt
+++ b/src/main/kotlin/ee/nx01/tonclient/abi/AbiModule.kt
@@ -44,6 +44,30 @@ class AbiModule(private val tonClient: TonClient) {
         return tonClient.request("abi.encode_message_body", params)
     }
 
+    /**
+     * ## encode_internal_message
+
+    Encodes an internal ABI-compatible message
+
+    Allows to encode deploy and function call messages.
+
+    Use cases include messages of any possible type:
+    - deploy with initial function call (i.e. `constructor` or any other function that is used for some kind
+    of initialization);
+    - deploy without initial function call;
+    - simple function call
+
+    There is an optional public key can be provided in deploy set in order to substitute one
+    in TVM file.
+
+    Public key resolving priority:
+    1. Public key from deploy set.
+    2. Public key, specified in TVM file.
+     */
+    suspend fun encodeInternalMessage(params: ParamsOfEncodeInternalMessage): ResultOfEncodeInternalMessage {
+        return tonClient.request("abi.encode_internal_message", params)
+    }
+
     /**
      * ## decode_message_body
      * Decodes message body using provided body BOC and ABI.
@@ -82,5 +106,3 @@ class AbiModule(private val tonClient: TonClient) {
         return tonClient.request("abi.attach_signature_to_message_body", params)
     }
 }
-
-
diff --git a/src/main/kotlin/ee/nx01/tonclient/abi/Types.kt b/src/main/kotlin/ee/nx01/tonclient/abi/Types.kt
index b04be1f..8f19766 100644
--- a/src/main/kotlin/ee/nx01/tonclient/abi/Types.kt
+++ b/src/main/kotlin/ee/nx01/tonclient/abi/Types.kt
@@ -41,7 +41,7 @@ data class StateInitParams(
 data class ParamsOfEncodeMessageBody(
     val abi: Abi,
     val callSet: CallSet,
-    val isInternal: Boolean = true,
+    val isInternal: Boolean = false,
     val signer: Signer,
     val processingTryIndex: Int? = null
 )
@@ -178,4 +178,20 @@ data class FunctionHeader(
     val expire: Long?,
     val time: Long?,
     val pubkey: String?,
+)
+
+data class ParamsOfEncodeInternalMessage(
+    val abi: Abi,
+    val address: String? = null,
+    val deploySet: DeploySet? = null,
+    val callSet: CallSet? = null,
+    val value: String,
+    val bounce: Boolean? = null,
+    val enableIhr: Boolean? = null
+)
+
+data class ResultOfEncodeInternalMessage(
+    val message: String,
+    val address: String,
+    val messageId: String
 )
\ No newline at end of file
diff --git a/src/main/kotlin/ee/nx01/tonclient/tvm/Types.kt b/src/main/kotlin/ee/nx01/tonclient/tvm/Types.kt
index da3a158..deb3de9 100644
--- a/src/main/kotlin/ee/nx01/tonclient/tvm/Types.kt
+++ b/src/main/kotlin/ee/nx01/tonclient/tvm/Types.kt
@@ -27,7 +27,8 @@ data class ParamsOfRunGet(
     val account: String,
     val functionName: String,
     val input: Map<String, Any>? = null,
-    val executionOptions: ExecutionOptions? = null
+    val executionOptions: ExecutionOptions? = null,
+    val tupleListAsArray: Boolean? = false
 )
 
 data class ResultOfRunExecutor(
diff --git a/src/main/resources/natives/linux_64/libtonclientjni.so b/src/main/resources/natives/linux_64/libtonclientjni.so
index f351b7a..f5b69cb 100644
Binary files a/src/main/resources/natives/linux_64/libtonclientjni.so and b/src/main/resources/natives/linux_64/libtonclientjni.so differ
diff --git a/src/main/resources/natives/osx_64/libtonclientjni.dylib b/src/main/resources/natives/osx_64/libtonclientjni.dylib
index f338ba4..b9b5ecb 100644
Binary files a/src/main/resources/natives/osx_64/libtonclientjni.dylib and b/src/main/resources/natives/osx_64/libtonclientjni.dylib differ
diff --git a/src/main/resources/natives/windows_64/tonclientjni.dll b/src/main/resources/natives/windows_64/tonclientjni.dll
index 56a062f..d434b8d 100644
Binary files a/src/main/resources/natives/windows_64/tonclientjni.dll and b/src/main/resources/natives/windows_64/tonclientjni.dll differ
diff --git a/src/test/kotlin/ee/nx01/tonclient/abi/AbiModuleTest.kt b/src/test/kotlin/ee/nx01/tonclient/abi/AbiModuleTest.kt
index fe2944d..99ae7ec 100644
--- a/src/test/kotlin/ee/nx01/tonclient/abi/AbiModuleTest.kt
+++ b/src/test/kotlin/ee/nx01/tonclient/abi/AbiModuleTest.kt
@@ -73,6 +73,34 @@ class AbiModuleTest : StringSpec({
 
     }
 
+
+    "Should be able encode internal message" {
+        val client = TonClient()
+
+        val params = ParamsOfEncodeInternalMessage(
+            abi = TonUtils.readAbi("setcodemultisig/SetcodeMultisigWallet.abi.json"),
+            address = "0:ee946898dee44b9b7d4ed452fae4dba773ec339974b2e75223e868214ac01dfe",
+            callSet = CallSet(
+                "submitTransaction",
+                input = mapOf(
+                    "dest" to "0:ee946898dee44b9b7d4ed452fae4dba773ec339974b2e75223e868214ac01dfe",
+                    "value" to TonUtils.convertToken(BigDecimal(0.1)),
+                    "bounce" to false,
+                    "allBalance" to false,
+                    "payload" to ""
+                ),
+                header = null
+            ),
+            value = TonUtils.convertToken(BigDecimal.ONE).toString()
+        )
+
+        val response = client.abi.encodeInternalMessage(params)
+
+        response shouldNotBe null
+        response.message shouldNotBe  null
+
+    }
+
     "Should be able decode message body" {
         val client = TonClient()
 
@@ -174,7 +202,7 @@ class AbiModuleTest : StringSpec({
             client.abi.decodeMessage(ParamsOfDecodeMessage(abi, message))
         }
 
-        exception.tonClientError.code shouldBe TonClientErrorCode.InvalidBase64
+        exception.tonClientError.code shouldBe TonClientErrorCode.InvalidMessage
 
     }
 
diff --git a/src/test/kotlin/ee/nx01/tonclient/crypto/CryptoModuleTest.kt b/src/test/kotlin/ee/nx01/tonclient/crypto/CryptoModuleTest.kt
index 0c7d4ea..edc545f 100644
--- a/src/test/kotlin/ee/nx01/tonclient/crypto/CryptoModuleTest.kt
+++ b/src/test/kotlin/ee/nx01/tonclient/crypto/CryptoModuleTest.kt
@@ -168,7 +168,7 @@ class CryptoModuleTest : StringSpec({
             ParamsOfHDKeyPublicFromXPrv("xprvA3rCvXp37apThYKCF3SQKDfQXH3mZKv2vo1z1tGG4kf5VAfCM6AJa3eg1XEJRbZ4jTjCUrNXzMv8ihqSrv928Uz1DautEjQsPQ6CioSbRzY")
         )
 
-        response.public shouldBe "038919503f8e39a4ff0fc676870537e6b1481d67829582aa5a14914fbc251a55f0"
+        response.public shouldBe "7ef364d02bdf489a56714553dd66260666d52d4b03c5abd6ce62ec7ffbc0a2ca"
 
     }