diff --git a/samples/standalone/kotlin/http-client/build.gradle.kts b/samples/standalone/kotlin/http-client/build.gradle.kts
index c2f23f16ba..3f5b4d062e 100644
--- a/samples/standalone/kotlin/http-client/build.gradle.kts
+++ b/samples/standalone/kotlin/http-client/build.gradle.kts
@@ -2,7 +2,7 @@ import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-	id("org.springframework.boot") version "2.2.0.BUILD-SNAPSHOT"
+	id("org.springframework.boot")
 	id("io.spring.dependency-management") version "1.0.7.RELEASE"
 	id("maven-publish")
 	kotlin("jvm") version "1.3.41"
diff --git a/samples/standalone/kotlin/http-client/gradle.properties b/samples/standalone/kotlin/http-client/gradle.properties
index 535ecb91d1..6b3c50fd63 100644
--- a/samples/standalone/kotlin/http-client/gradle.properties
+++ b/samples/standalone/kotlin/http-client/gradle.properties
@@ -1,2 +1,3 @@
 org.gradle.daemon=false
 BOM_VERSION=Hoxton.BUILD-SNAPSHOT
+bootVersion=2.2.0.BUILD-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/kotlin/http-client/settings.gradle.kts b/samples/standalone/kotlin/http-client/settings.gradle.kts
index c2f731718d..8bf301bc86 100644
--- a/samples/standalone/kotlin/http-client/settings.gradle.kts
+++ b/samples/standalone/kotlin/http-client/settings.gradle.kts
@@ -8,9 +8,10 @@ pluginManagement {
         gradlePluginPortal()
     }
     resolutionStrategy {
+        val bootVersion: String by settings
         eachPlugin {
             if (requested.id.id == "org.springframework.boot") {
-                useModule("org.springframework.boot:spring-boot-gradle-plugin:${requested.version}")
+                useModule("org.springframework.boot:spring-boot-gradle-plugin:$bootVersion")
             }
         }
     }
diff --git a/samples/standalone/kotlin/http-server/build.gradle.kts b/samples/standalone/kotlin/http-server/build.gradle.kts
index 750276716f..f6ac804fe6 100644
--- a/samples/standalone/kotlin/http-server/build.gradle.kts
+++ b/samples/standalone/kotlin/http-server/build.gradle.kts
@@ -2,9 +2,9 @@ import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-	id("org.springframework.boot") version "2.2.0.M5"
+	id("org.springframework.boot")
 	id("io.spring.dependency-management") version "1.0.7.RELEASE"
-	id("spring-cloud-contract") version "2.2.0.BUILD-SNAPSHOT"
+	id("spring-cloud-contract")
 	id("maven-publish")
 	kotlin("jvm") version "1.3.41"
 	kotlin("plugin.spring") version "1.3.41"
@@ -91,4 +91,4 @@ tasks.withType<KotlinCompile> {
 		freeCompilerArgs = listOf("-Xjsr305=strict")
 		jvmTarget = "1.8"
 	}
-}
+}
\ No newline at end of file
diff --git a/samples/standalone/kotlin/http-server/gradle.properties b/samples/standalone/kotlin/http-server/gradle.properties
index 535ecb91d1..4e2909074c 100644
--- a/samples/standalone/kotlin/http-server/gradle.properties
+++ b/samples/standalone/kotlin/http-server/gradle.properties
@@ -1,2 +1,4 @@
 org.gradle.daemon=false
+verifierVersion=2.2.0.BUILD-SNAPSHOT
 BOM_VERSION=Hoxton.BUILD-SNAPSHOT
+bootVersion=2.2.0.BUILD-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/kotlin/http-server/settings.gradle.kts b/samples/standalone/kotlin/http-server/settings.gradle.kts
index a512bc3448..34bf28a9e3 100644
--- a/samples/standalone/kotlin/http-server/settings.gradle.kts
+++ b/samples/standalone/kotlin/http-server/settings.gradle.kts
@@ -8,12 +8,14 @@ pluginManagement {
         gradlePluginPortal()
     }
     resolutionStrategy {
+        val bootVersion: String by settings
+        val verifierVersion: String by settings
         eachPlugin {
             if (requested.id.id == "org.springframework.boot") {
-                useModule("org.springframework.boot:spring-boot-gradle-plugin:${requested.version}")
+                useModule("org.springframework.boot:spring-boot-gradle-plugin:$bootVersion")
             }
             if (requested.id.id == "spring-cloud-contract") {
-                useModule("org.springframework.cloud:spring-cloud-contract-gradle-plugin:${requested.version}")
+                useModule("org.springframework.cloud:spring-cloud-contract-gradle-plugin:$verifierVersion")
             }
         }
     }