diff --git a/build.gradle.kts b/build.gradle.kts
index b1de69f..5a4bb8d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ plugins {
 val serialization_version = "1.3.4"
 
 group = "net.sergeych"
-version = "0.1.1"
+version = "0.1.3"
 
 repositories {
     mavenCentral()
@@ -19,9 +19,9 @@ repositories {
 kotlin {
     jvmToolchain(17)
     jvm {
-        compilations.all {
-            kotlinOptions.jvmTarget = "1.8"
-        }
+//        compilations.all {
+//            kotlinOptions.jvmTarget = "1.8"
+//        }
         withJava()
         testRuns["test"].executionTask.configure {
             useJUnitPlatform()
@@ -49,6 +49,12 @@ kotlin {
         }
     }
 
+    macosArm64()
+    iosX64()
+    iosArm64()
+    macosX64()
+    iosSimulatorArm64()
+
 //    val hostOs = System.getProperty("os.name")
 //    val isMingwX64 = hostOs.startsWith("Windows")
 //    val nativeTarget = when {
@@ -75,7 +81,7 @@ kotlin {
             baseName = "mp_bintools"
         }
     }
-    
+
     sourceSets {
         all {
             languageSettings.optIn("kotlinx.serialization.ExperimentalSerializationApi")
@@ -87,21 +93,19 @@ kotlin {
                 implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.8.0")
                 // this is actually a bug: we need only the core, but bare core causes strange errors
                 implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.6.3")
-//                api("net.sergeych:mp_stools:[1.3.3,)")
+                api("net.sergeych:mp_stools:[1.4.7,)")
                 implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.5.0")
             }
         }
         val commonTest by getting {
             dependencies {
                 implementation(kotlin("test"))
-                implementation("net.sergeych:mp_stools:1.4.4-SNAPSHOT")
             }
         }
         val jvmMain by getting
         val jvmTest by getting
         val jsMain by getting {
             dependencies {
-                implementation("net.sergeych:mp_stools:1.4.4-SNAPSHOT")
             }
         }
         val jsTest by getting
@@ -109,7 +113,6 @@ kotlin {
         val nativeTest by getting
         val wasmJsMain by getting {
             dependencies {
-                implementation("net.sergeych:mp_stools:1.4.4-SNAPSHOT")
             }
         }
         val wasmJsTest by getting