diff --git a/build.gradle b/build.gradle
index adb0893..c9e6d9d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 
 buildscript {
-    ext.kotlin_version = '1.9.0'
+    ext.kotlin_version = '1.9.22'
     repositories {
         google()
         jcenter()
diff --git a/core/build.gradle b/core/build.gradle
index c7bda49..9fa993e 100644
--- a/core/build.gradle
+++ b/core/build.gradle
@@ -10,9 +10,14 @@ kotlin {
     jvm {
 
     }
+
+    js {
+    }
+    wasmJs {
+    }
+
     sourceSets {
         commonMain {
-
         }
         commonTest {
             dependencies {
@@ -23,8 +28,12 @@ kotlin {
             dependencies {
                 implementation project(path: ':etch')
             }
-
         }
+
+        jsMain {}
+        jsTest {}
+        wasmJsMain {}
+        wasmJsTest {}
     }
 }
 sourceCompatibility = "1.8"