diff --git a/build.gradle b/build.gradle
index 924f86aad0d..1f40f3512d8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -89,8 +89,9 @@ configure(allprojects) { project ->
 			}
 			dependency "org.ogce:xpp3:1.1.6"
 			dependency "org.yaml:snakeyaml:1.26"
-			dependencySet(group: 'org.jetbrains.kotlinx', version: '1.0.0-RC') {
+			dependencySet(group: 'org.jetbrains.kotlinx', version: '1.0.0') {
 				entry 'kotlinx-serialization-core'
+				entry 'kotlinx-serialization-json'
 			}
 
 			dependency "com.h2database:h2:1.4.200"
diff --git a/spring-web/spring-web.gradle b/spring-web/spring-web.gradle
index 3cb1801ad7f..4385243042e 100644
--- a/spring-web/spring-web.gradle
+++ b/spring-web/spring-web.gradle
@@ -56,7 +56,7 @@ dependencies {
 	optional("org.codehaus.groovy:groovy")
 	optional("org.jetbrains.kotlin:kotlin-reflect")
 	optional("org.jetbrains.kotlin:kotlin-stdlib")
-	optional("org.jetbrains.kotlinx:kotlinx-serialization-core")
+	optional("org.jetbrains.kotlinx:kotlinx-serialization-json")
 	testCompile(testFixtures(project(":spring-beans")))
 	testCompile(testFixtures(project(":spring-context")))
 	testCompile(testFixtures(project(":spring-core")))