diff --git a/examples/selenium-container/build.gradle b/examples/selenium-container/build.gradle
index e8a7861a7d9..2dca03f4004 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 '2.3.2.RELEASE'
+    id 'org.springframework.boot' version '2.3.4.RELEASE'
 }
 apply plugin: 'io.spring.dependency-management'
 
diff --git a/examples/spring-boot/build.gradle b/examples/spring-boot/build.gradle
index 4821f0921e3..75907da4c0d 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 '2.3.2.RELEASE'
+    id 'org.springframework.boot' version '2.3.4.RELEASE'
 }
 apply plugin: 'io.spring.dependency-management'