diff --git a/build.gradle.kts b/build.gradle.kts
index 14cf1e247..0d8f125fa 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,7 +3,7 @@ import java.io.ByteArrayOutputStream
 val VERSION_NAME: String by project
 
 plugins {
-    kotlin("jvm").version("1.3.71")
+    kotlin("jvm").version("1.3.72")
     id("org.jetbrains.dokka").version("0.10.1")
 }
 
diff --git a/samples/json/build.gradle.kts b/samples/json/build.gradle.kts
index 8907cd65b..6529a0510 100644
--- a/samples/json/build.gradle.kts
+++ b/samples/json/build.gradle.kts
@@ -5,7 +5,7 @@ buildscript {
 }
 
 plugins {
-    id("org.jetbrains.kotlin.plugin.serialization").version("1.3.71")
+    id("org.jetbrains.kotlin.plugin.serialization").version("1.3.72")
 }
 
 application {
@@ -17,5 +17,5 @@ repositories {
 }
 
 dependencies {
-    implementation("org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.14.0")
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0")
 }