diff --git a/build.gradle b/build.gradle
index 2549218d..a9df2ff4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,6 +14,10 @@ version '5.3.0'
 sourceCompatibility = 1.8
 targetCompatibility = 1.8
 
+tasks.withType(JavaCompile).configureEach {
+    options.release = 8
+}
+
 repositories {
     mavenCentral()
     jcenter()
@@ -160,16 +164,16 @@ shadowJar {
 
 dependencies {
     // persistence
-    implementation 'com.fasterxml.jackson.core:jackson-core:2.17.1'
+    implementation 'com.fasterxml.jackson.core:jackson-core:2.20.1'
     // Java 8 data/time serializer
-    implementation 'com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.17.1'
+    implementation 'com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.20.1'
 
     // networking
-    implementation 'com.squareup.okhttp3:okhttp:4.12.0'
+    implementation 'com.squareup.okhttp3:okhttp:5.3.2'
 
     // test
-    testImplementation 'junit:junit:4.12'
-    testImplementation 'com.google.guava:guava:32.0.1-jre'
+    testImplementation 'junit:junit:4.13.2'
+    testImplementation 'com.google.guava:guava:33.5.0-jre'
 
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 48c0a02c..3ae1e2f1 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists