diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 14f9445..4f27ef9 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-spring-boot-v3 = "3.5.0"
+spring-boot-v3 = "3.5.3"
 
 [libraries]
 spring-boot-v3-dependencies = { group = "org.springframework.boot", name = "spring-boot-dependencies", version.ref = "spring-boot-v3" }
diff --git a/spring-boot-2-app-example/build.gradle.kts b/spring-boot-2-app-example/build.gradle.kts
index 1df1ee8..32fa13a 100644
--- a/spring-boot-2-app-example/build.gradle.kts
+++ b/spring-boot-2-app-example/build.gradle.kts
@@ -1,6 +1,6 @@
 plugins {
     id("java-experiments.java-conventions")
-    id("org.springframework.boot") version "2.7.18"
+    id("org.springframework.boot") version "3.5.3"
     id("com.google.osdetector") version "1.7.3"
 }