diff --git a/kieker-monitoring/build.gradle b/kieker-monitoring/build.gradle
index 175000d881..83e12617eb 100644
--- a/kieker-monitoring/build.gradle
+++ b/kieker-monitoring/build.gradle
@@ -59,11 +59,11 @@ dependencies {
 	implementation 'org.apache.commons:commons-compress:1.21'
 
 	// https://mvnrepository.com/artifact/org.glassfish.jersey.core/jersey-server
-	implementation 'org.glassfish.jersey.core:jersey-server:3.0.2'
+	implementation 'org.glassfish.jersey.core:jersey-server:3.0.12'
 	// https://mvnrepository.com/artifact/org.glassfish.jersey.core/jersey-common
-	implementation 'org.glassfish.jersey.core:jersey-common:3.0.2'
+	implementation 'org.glassfish.jersey.core:jersey-common:3.0.12'
 	// https://mvnrepository.com/artifact/org.glassfish.jersey.core/jersey-client
-	implementation 'org.glassfish.jersey.core:jersey-client:3.0.2'
+	implementation 'org.glassfish.jersey.core:jersey-client:3.0.12'
 
 	// https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api
 	implementation 'javax.servlet:javax.servlet-api:4.0.1'
@@ -86,12 +86,12 @@ dependencies {
 	// https://mvnrepository.com/artifact/org.influxdb/influxdb-java
 	implementation 'org.influxdb:influxdb-java:2.22'
 	// https://mvnrepository.com/artifact/com.squareup.okhttp3/okhttp
-	implementation 'com.squareup.okhttp3:okhttp:4.9.3'
+	implementation 'com.squareup.okhttp3:okhttp:4.12.0'
 
 	// testing
 	testImplementation "org.hamcrest:hamcrest:$libHamcrestVersion"
 
-	testImplementation 'org.javassist:javassist:3.28.0-GA'
+	testImplementation 'org.javassist:javassist:3.29.2-GA'
 
 	testImplementation "junit:junit:$libJunitVersion"
 
diff --git a/kieker-tools/build.gradle b/kieker-tools/build.gradle
index b3ffe6ccf1..90c70d2345 100644
--- a/kieker-tools/build.gradle
+++ b/kieker-tools/build.gradle
@@ -28,7 +28,7 @@ dependencies {
 
 	implementation 'ch.qos.logback:logback-classic:1.1.7'
 	implementation "org.slf4j:slf4j-api:$libSlf4jApiVersion"
-	implementation 'org.codehaus.groovy:groovy-all:3.0.2'
+	implementation 'org.apache.groovy:groovy-all:4.0.15'
 
 	// TODO jgraphx is no longer maintained
 	implementation resolveLibrary('jgraphx-*.jar')