diff --git a/complete/configuration-client/build.gradle b/complete/configuration-client/build.gradle
index 055b3d4..2b81990 100644
--- a/complete/configuration-client/build.gradle
+++ b/complete/configuration-client/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-	id 'org.springframework.boot' version '3.3.0'
+	id 'org.springframework.boot' version '3.4.0'
 	id 'java'
 }
 
diff --git a/complete/configuration-service/build.gradle b/complete/configuration-service/build.gradle
index 7fb140d..2baccd4 100644
--- a/complete/configuration-service/build.gradle
+++ b/complete/configuration-service/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-	id 'org.springframework.boot' version '3.3.0'
+	id 'org.springframework.boot' version '3.4.0'
 	id 'java'
 }
 
diff --git a/initial/configuration-client/build.gradle b/initial/configuration-client/build.gradle
index 055b3d4..2b81990 100644
--- a/initial/configuration-client/build.gradle
+++ b/initial/configuration-client/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-	id 'org.springframework.boot' version '3.3.0'
+	id 'org.springframework.boot' version '3.4.0'
 	id 'java'
 }
 
diff --git a/initial/configuration-service/build.gradle b/initial/configuration-service/build.gradle
index 7fb140d..2baccd4 100644
--- a/initial/configuration-service/build.gradle
+++ b/initial/configuration-service/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-	id 'org.springframework.boot' version '3.3.0'
+	id 'org.springframework.boot' version '3.4.0'
 	id 'java'
 }