diff --git a/samples/standalone/dsl/http-client/gradle.properties b/samples/standalone/dsl/http-client/gradle.properties
index 977f006d66..6d105ed5d8 100644
--- a/samples/standalone/dsl/http-client/gradle.properties
+++ b/samples/standalone/dsl/http-client/gradle.properties
@@ -1,3 +1,3 @@
 org.gradle.daemon=false
 BOM_VERSION=2020.0.0-SNAPSHOT
-bootVersion=2.3.1.RELEASE
\ No newline at end of file
+bootVersion=2.4.0-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/dsl/http-server/gradle.properties b/samples/standalone/dsl/http-server/gradle.properties
index 4942b4ab42..fbb41a63f2 100644
--- a/samples/standalone/dsl/http-server/gradle.properties
+++ b/samples/standalone/dsl/http-server/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.daemon=false
 verifierVersion=3.0.0-SNAPSHOT
 BOM_VERSION=2020.0.0-SNAPSHOT
-bootVersion=2.3.1.RELEASE
\ No newline at end of file
+bootVersion=2.4.0-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/restdocs/http-client/gradle.properties b/samples/standalone/restdocs/http-client/gradle.properties
index 4942b4ab42..fbb41a63f2 100644
--- a/samples/standalone/restdocs/http-client/gradle.properties
+++ b/samples/standalone/restdocs/http-client/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.daemon=false
 verifierVersion=3.0.0-SNAPSHOT
 BOM_VERSION=2020.0.0-SNAPSHOT
-bootVersion=2.3.1.RELEASE
\ No newline at end of file
+bootVersion=2.4.0-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/restdocs/http-server/gradle.properties b/samples/standalone/restdocs/http-server/gradle.properties
index 4942b4ab42..fbb41a63f2 100644
--- a/samples/standalone/restdocs/http-server/gradle.properties
+++ b/samples/standalone/restdocs/http-server/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.daemon=false
 verifierVersion=3.0.0-SNAPSHOT
 BOM_VERSION=2020.0.0-SNAPSHOT
-bootVersion=2.3.1.RELEASE
\ No newline at end of file
+bootVersion=2.4.0-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/webclient/http-client/gradle.properties b/samples/standalone/webclient/http-client/gradle.properties
index 4942b4ab42..fbb41a63f2 100644
--- a/samples/standalone/webclient/http-client/gradle.properties
+++ b/samples/standalone/webclient/http-client/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.daemon=false
 verifierVersion=3.0.0-SNAPSHOT
 BOM_VERSION=2020.0.0-SNAPSHOT
-bootVersion=2.3.1.RELEASE
\ No newline at end of file
+bootVersion=2.4.0-SNAPSHOT
\ No newline at end of file
diff --git a/samples/standalone/webclient/http-server/gradle.properties b/samples/standalone/webclient/http-server/gradle.properties
index 4942b4ab42..fbb41a63f2 100644
--- a/samples/standalone/webclient/http-server/gradle.properties
+++ b/samples/standalone/webclient/http-server/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.daemon=false
 verifierVersion=3.0.0-SNAPSHOT
 BOM_VERSION=2020.0.0-SNAPSHOT
-bootVersion=2.3.1.RELEASE
\ No newline at end of file
+bootVersion=2.4.0-SNAPSHOT
\ No newline at end of file