diff --git a/app/build.gradle b/app/build.gradle
index 2edad06..8a37a8a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -92,7 +92,7 @@ dependencies {
     kapt "androidx.room:room-compiler:2.4.3"
 
     implementation "com.google.android.material:material:1.7.0"
-    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.4.1"
+    implementation 'org.jetbrains.kotlinx:kotlinx-serialization-json:1.5.0'
     implementation "org.connectbot:sshlib:2.2.21"
 
     testImplementation "junit:junit:4.13.2"
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index a05a6da..816ead7 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -1,24 +1,2 @@
 -dontobfuscate
 -keepattributes SourceFile,LineNumberTable
-
-##########################################################################
-# Rules for keeping JSON Serialization code
-# Ref: https://github.com/Kotlin/kotlinx.serialization#android
-##########################################################################
-
--keepattributes *Annotation*, InnerClasses
-
--keepclassmembers class kotlinx.serialization.json.** {
-    *** Companion;
-}
--keepclasseswithmembers class kotlinx.serialization.json.** {
-    kotlinx.serialization.KSerializer serializer(...);
-}
-
--keep,includedescriptorclasses class com.gaurav.avnc.**$$serializer { *; }
--keepclassmembers class com.gaurav.avnc.** {
-    *** Companion;
-}
--keepclasseswithmembers class com.gaurav.avnc.** {
-    kotlinx.serialization.KSerializer serializer(...);
-}
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 46e2b40..5517873 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.6.10'
+    ext.kotlin_version = '1.8.0'
     repositories {
         google()
         mavenCentral()