diff --git a/examples/selenium-container/build.gradle b/examples/selenium-container/build.gradle
index 7677e82eefb..af2305d49cc 100644
--- a/examples/selenium-container/build.gradle
+++ b/examples/selenium-container/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.springframework.boot' version '2.6.4'
+    id 'org.springframework.boot' version '2.6.6'
 }
 apply plugin: 'io.spring.dependency-management'
 
diff --git a/examples/spring-boot-kotlin-redis/build.gradle b/examples/spring-boot-kotlin-redis/build.gradle
index 45cee0ec20b..4e3a587adca 100644
--- a/examples/spring-boot-kotlin-redis/build.gradle
+++ b/examples/spring-boot-kotlin-redis/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id("org.springframework.boot") version "2.6.4"
+    id("org.springframework.boot") version "2.6.6"
     id("org.jetbrains.kotlin.jvm") version "1.6.10"
     id("org.jetbrains.kotlin.plugin.spring") version "1.6.10"
 }
diff --git a/examples/spring-boot/build.gradle b/examples/spring-boot/build.gradle
index e3b3376e28f..52fbc9e6b4c 100644
--- a/examples/spring-boot/build.gradle
+++ b/examples/spring-boot/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.springframework.boot' version '2.6.4'
+    id 'org.springframework.boot' version '2.6.6'
 }
 apply plugin: 'io.spring.dependency-management'