diff --git a/build.gradle b/build.gradle
index 0bc690e1af0..c21e2722473 100644
--- a/build.gradle
+++ b/build.gradle
@@ -61,7 +61,7 @@ configure(allprojects) { project ->
 
 			dependency "io.reactivex:rxjava:1.3.8"
 			dependency "io.reactivex:rxjava-reactive-streams:1.2.1"
-			dependency "io.reactivex.rxjava2:rxjava:2.2.20"
+			dependency "io.reactivex.rxjava2:rxjava:2.2.21"
 			dependency "io.projectreactor.tools:blockhound:1.0.4.RELEASE"
 
 			dependency "com.caucho:hessian:4.0.63"
@@ -76,7 +76,7 @@ configure(allprojects) { project ->
 				exclude group: "xpp3", name: "xpp3_min"
 				exclude group: "xmlpull", name: "xmlpull"
 			}
-			dependency "org.apache.johnzon:johnzon-jsonb:1.2.9"
+			dependency "org.apache.johnzon:johnzon-jsonb:1.2.10"
 			dependency("org.codehaus.jettison:jettison:1.3.8") {
 				exclude group: "stax", name: "stax-api"
 			}
@@ -225,7 +225,7 @@ configure(allprojects) { project ->
 
 			dependency "com.ibm.websphere:uow:6.0.2.17"
 			dependency "com.jamonapi:jamon:2.82"
-			dependency "joda-time:joda-time:2.10.9"
+			dependency "joda-time:joda-time:2.10.10"
 			dependency "org.eclipse.persistence:org.eclipse.persistence.jpa:2.7.7"
 			dependency "org.javamoney:moneta:1.3"