diff --git a/.idea/.name b/.idea/.name
new file mode 100644
index 0000000..165d3cb
--- /dev/null
+++ b/.idea/.name
@@ -0,0 +1 @@
+TlvKsp
\ No newline at end of file
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
index c8a9d67..774eb9b 100644
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <bytecodeTargetLevel target="1.7">
+    <bytecodeTargetLevel target="1.8">
       <module name="TlvKsp.app" target="17" />
       <module name="TlvKsp.tlv-ksp" target="17" />
       <module name="TlvKsp.tlv-ksp.main" target="17" />
diff --git a/.idea/deploymentTargetDropDown.xml b/.idea/deploymentTargetDropDown.xml
new file mode 100644
index 0000000..0c0c338
--- /dev/null
+++ b/.idea/deploymentTargetDropDown.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="deploymentTargetDropDown">
+    <value>
+      <entry key="app">
+        <State />
+      </entry>
+    </value>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/migrations.xml b/.idea/migrations.xml
new file mode 100644
index 0000000..f8051a6
--- /dev/null
+++ b/.idea/migrations.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectMigrations">
+    <option name="MigrateToGradleLocalJavaHome">
+      <set>
+        <option value="$PROJECT_DIR$" />
+      </set>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 15830a3..10b5b50 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/app/build.gradle b/app/build.gradle
index a5d9b93..e89d586 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -26,11 +26,11 @@ android {
         }
     }
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
     }
     kotlinOptions {
-        jvmTarget = '1.8'
+        jvmTarget = '17'
     }
 
     kotlin {
diff --git a/tlv/build.gradle b/tlv/build.gradle
index bf4ad8c..a766bf5 100644
--- a/tlv/build.gradle
+++ b/tlv/build.gradle
@@ -6,12 +6,22 @@ plugins {
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_1_7
-    targetCompatibility = JavaVersion.VERSION_1_7
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
 
     withJavadocJar()
     withSourcesJar()
 }
+compileKotlin {
+    kotlinOptions {
+        jvmTarget = JavaVersion.VERSION_1_8
+    }
+}
+compileTestKotlin {
+    kotlinOptions {
+        jvmTarget = JavaVersion.VERSION_1_8
+    }
+}
 
 dependencies {
     testImplementation 'junit:junit:4.13.2'