diff --git a/build.gradle b/build.gradle
index f452b90b8b3..2d35ff976d4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
 	dependencies {
 		classpath("org.springframework.build.gradle:propdeps-plugin:0.0.7")
 		classpath("org.asciidoctor:asciidoctor-gradle-plugin:1.5.3")
-		classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.1.0-beta-17")
+		classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.1.0-beta-38")
 		classpath("io.spring.gradle:docbook-reference-plugin:0.3.1")
 		classpath("io.spring.gradle:dependency-management-plugin:1.0.0.BUILD-SNAPSHOT")
 	}
@@ -71,7 +71,7 @@ configure(allprojects) { project ->
 	ext.junitVersion           = "4.12"
 	ext.junitJupiterVersion    = '5.0.0-M3'
 	ext.junitPlatformVersion   = '1.0.0-M3'
-	ext.kotlinVersion          = "1.1.0-beta-17"  // also change kotlin-gradle-plugin version when upgrading
+	ext.kotlinVersion          = "1.1.0-beta-38"  // also change kotlin-gradle-plugin version when upgrading
 	ext.log4jVersion           = '2.8'
 	ext.nettyVersion           = "4.1.8.Final"
 	ext.okhttpVersion          = "2.7.5"
diff --git a/spring-webflux/src/test/resources/org/springframework/web/reactive/result/view/script/kotlin/render.kts b/spring-webflux/src/test/resources/org/springframework/web/reactive/result/view/script/kotlin/render.kts
index 2ea857f5284..2bf9bfb5137 100644
--- a/spring-webflux/src/test/resources/org/springframework/web/reactive/result/view/script/kotlin/render.kts
+++ b/spring-webflux/src/test/resources/org/springframework/web/reactive/result/view/script/kotlin/render.kts
@@ -3,7 +3,6 @@ import org.springframework.web.reactive.result.view.script.RenderingContext
 import org.springframework.context.support.ResourceBundleMessageSource
 import org.springframework.beans.factory.getBean
 
-// TODO Use engine.eval(String, Bindings) when https://youtrack.jetbrains.com/issue/KT-15450 will be fixed
 fun render(template: String, model: Map<String, Any>, renderingContext: RenderingContext): String {
 	val engine = ScriptEngineManager().getEngineByName("kotlin")
 	val bindings = SimpleBindings()
@@ -11,7 +10,6 @@ fun render(template: String, model: Map<String, Any>, renderingContext: Renderin
 	var messageSource = renderingContext.applicationContext.getBean<ResourceBundleMessageSource>()
 	bindings.put("i18n", { code: String -> messageSource.getMessage(code, null, renderingContext.locale) })
 	bindings.put("include", { path: String -> renderingContext.templateLoader.apply("org/springframework/web/reactive/result/view/script/kotlin/$path.html") })
-	engine.setBindings(bindings, ScriptContext.ENGINE_SCOPE)
-	return engine.eval(template) as String
+	return engine.eval(template, bindings) as String
 }
 
diff --git a/spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/kotlin/render.kts b/spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/kotlin/render.kts
index 6c6f480200d..9846b9a4152 100644
--- a/spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/kotlin/render.kts
+++ b/spring-webmvc/src/test/resources/org/springframework/web/servlet/view/script/kotlin/render.kts
@@ -3,7 +3,6 @@ import org.springframework.web.servlet.view.script.RenderingContext
 import org.springframework.context.support.ResourceBundleMessageSource
 import org.springframework.beans.factory.getBean
 
-// TODO Use engine.eval(String, Bindings) when https://youtrack.jetbrains.com/issue/KT-15450 will be fixed
 fun render(template: String, model: Map<String, Any>, renderingContext: RenderingContext): String {
 	val engine = ScriptEngineManager().getEngineByName("kotlin")
 	val bindings = SimpleBindings()
@@ -11,7 +10,6 @@ fun render(template: String, model: Map<String, Any>, renderingContext: Renderin
 	var messageSource = renderingContext.applicationContext.getBean<ResourceBundleMessageSource>()
 	bindings.put("i18n", { code: String -> messageSource.getMessage(code, null, renderingContext.locale) })
 	bindings.put("include", { path: String -> renderingContext.templateLoader.apply("org/springframework/web/servlet/view/script/kotlin/$path.html") })
-	engine.setBindings(bindings, ScriptContext.ENGINE_SCOPE)
-	return engine.eval(template) as String
+	return engine.eval(template, bindings) as String
 }