diff --git a/build.gradle b/build.gradle
index 1aafb87a636c..853d7d88b616 100644
--- a/build.gradle
+++ b/build.gradle
@@ -121,14 +121,14 @@ configure(allprojects) { project ->
 			dependency "org.webjars:webjars-locator-core:0.43"
 			dependency "org.webjars:underscorejs:1.8.3"
 
-			dependencySet(group: 'org.apache.tomcat', version: '9.0.30') {
+			dependencySet(group: 'org.apache.tomcat', version: '9.0.31') {
 				entry 'tomcat-util'
 				entry('tomcat-websocket') {
 					exclude group: "org.apache.tomcat", name: "tomcat-websocket-api"
 					exclude group: "org.apache.tomcat", name: "tomcat-servlet-api"
 				}
 			}
-			dependencySet(group: 'org.apache.tomcat.embed', version: '9.0.30') {
+			dependencySet(group: 'org.apache.tomcat.embed', version: '9.0.31') {
 				entry 'tomcat-embed-core'
 				entry 'tomcat-embed-websocket'
 			}
@@ -147,7 +147,7 @@ configure(allprojects) { project ->
 				entry 'okhttp'
 				entry 'mockwebserver'
 			}
-			dependency("org.apache.httpcomponents:httpclient:4.5.10") {
+			dependency("org.apache.httpcomponents:httpclient:4.5.11") {
 				exclude group: "commons-logging", name: "commons-logging"
 			}
 			dependency("org.apache.httpcomponents:httpasyncclient:4.1.4") {
@@ -187,7 +187,7 @@ configure(allprojects) { project ->
 					exclude group: "org.hamcrest", name: "hamcrest-core"
 				}
 			}
-			dependencySet(group: 'org.mockito', version: '3.2.0') {
+			dependencySet(group: 'org.mockito', version: '3.2.4') {
 				entry('mockito-core') {
 					exclude group: "org.hamcrest", name: "hamcrest-core"
 				}
@@ -195,10 +195,10 @@ configure(allprojects) { project ->
 			}
 			dependency "io.mockk:mockk:1.9.3"
 
-			dependency("net.sourceforge.htmlunit:htmlunit:2.36.0") {
+			dependency("net.sourceforge.htmlunit:htmlunit:2.37.0") {
 				exclude group: "commons-logging", name: "commons-logging"
 			}
-			dependency("org.seleniumhq.selenium:htmlunit-driver:2.36.0") {
+			dependency("org.seleniumhq.selenium:htmlunit-driver:2.37.0") {
 				exclude group: "commons-logging", name: "commons-logging"
 			}
 			dependency("org.seleniumhq.selenium:selenium-java:3.141.59") {