diff --git a/build.gradle b/build.gradle
index a98d4bff62..14fc6abb21 100644
--- a/build.gradle
+++ b/build.gradle
@@ -68,7 +68,6 @@ configure(allprojects) { project ->
 			dependency "io.smallrye.reactive:mutiny:1.0.0"
 			dependency "io.projectreactor.tools:blockhound:1.0.6.RELEASE"
 
-			dependency "com.caucho:hessian:4.0.63"
 			dependency "com.fasterxml:aalto-xml:1.3.0"
 			dependency("com.fasterxml.woodstox:woodstox-core:6.2.6") {
 				exclude group: "stax", name: "stax-api"
@@ -88,11 +87,11 @@ configure(allprojects) { project ->
 			dependency "org.yaml:snakeyaml:1.29"
 
 			dependency "com.h2database:h2:1.4.200"
-			dependency "com.github.ben-manes.caffeine:caffeine:2.9.2"
+			dependency "com.github.ben-manes.caffeine:caffeine:3.0.4"
 			dependency "com.github.librepdf:openpdf:1.3.26"
 			dependency "com.rometools:rome:1.16.0"
 			dependency "commons-io:commons-io:2.5"
-			dependency "io.vavr:vavr:0.10.3"
+			dependency "io.vavr:vavr:0.10.4"
 			dependency "net.sf.jopt-simple:jopt-simple:5.0.4"
 			dependencySet(group: 'org.apache.activemq', version: '5.16.2') {
 				entry 'activemq-broker'