diff --git a/build.gradle b/build.gradle
index 020f350..9575e61 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,7 +1,7 @@
 import org.springframework.boot.gradle.plugin.SpringBootPlugin
 
 plugins {
-    id 'org.springframework.boot' version '2.7.16' apply false
+    id 'org.springframework.boot' version '2.7.18' apply false
 }
 
 ext {
diff --git a/samples/web-sample/build.gradle b/samples/web-sample/build.gradle
index 4abc743..720fb44 100644
--- a/samples/web-sample/build.gradle
+++ b/samples/web-sample/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.springframework.boot' version '2.7.16'
+    id 'org.springframework.boot' version '2.7.18'
     id 'io.spring.dependency-management'
 }
 
diff --git a/samples/webflux-sample/build.gradle b/samples/webflux-sample/build.gradle
index a96c91c..42f5d5d 100644
--- a/samples/webflux-sample/build.gradle
+++ b/samples/webflux-sample/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'java'
-    id 'org.springframework.boot' version '2.7.16'
+    id 'org.springframework.boot' version '2.7.18'
     id 'io.spring.dependency-management'
 }