diff --git a/backend/java/build.gradle b/backend/java/build.gradle
index fa4366a..916aacd 100644
--- a/backend/java/build.gradle
+++ b/backend/java/build.gradle
@@ -1,6 +1,6 @@
 plugins {
     id 'application'
-    id 'com.diffplug.spotless' version '8.3.0'
+    id 'com.diffplug.spotless' version '8.4.0'
 }
 
 group = 'com.sumup.examples'
@@ -12,7 +12,7 @@ repositories {
 
 dependencies {
     implementation 'com.sumup:sumup:0.0.5'
-    implementation 'com.fasterxml.jackson.core:jackson-databind:2.21.1'
+    implementation 'com.fasterxml.jackson.core:jackson-databind:2.21.2'
 }
 
 application {
diff --git a/backend/java/gradle/wrapper/gradle-wrapper.properties b/backend/java/gradle/wrapper/gradle-wrapper.properties
index dbc3ce4..c61a118 100644
--- a/backend/java/gradle/wrapper/gradle-wrapper.properties
+++ b/backend/java/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.4.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/backend/java/gradlew b/backend/java/gradlew
index 0262dcb..739907d 100755
--- a/backend/java/gradlew
+++ b/backend/java/gradlew
@@ -57,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/b631911858264c0b6e4d6603d677ff5218766cee/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/2d6327017519d23b96af35865dc997fcb544fb40/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.