diff --git a/java-dates-2/pom.xml b/java-dates-2/pom.xml
index 08b2076d0378..54ab375c7606 100644
--- a/java-dates-2/pom.xml
+++ b/java-dates-2/pom.xml
@@ -70,7 +70,7 @@
         <assertj.version>3.6.1</assertj.version>
         <joda-time.version>2.10</joda-time.version>
         <commons-lang3.version>3.9</commons-lang3.version>
-        <commons-validator.version>1.6</commons-validator.version>
+        <commons-validator.version>1.7</commons-validator.version>
         <maven.compiler.source>1.9</maven.compiler.source>
         <maven.compiler.target>1.9</maven.compiler.target>
     </properties>
diff --git a/parent-java/pom.xml b/parent-java/pom.xml
index 09e2596d0a39..d99132c7c5a5 100644
--- a/parent-java/pom.xml
+++ b/parent-java/pom.xml
@@ -29,7 +29,7 @@
     </dependencies>
 
     <properties>
-        <guava.version>23.0</guava.version>
+        <guava.version>30.0-android</guava.version>
         <commons.io.version>2.6</commons.io.version>
     </properties>
 
diff --git a/pom.xml b/pom.xml
index 697273628865..284c3878e00f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -264,7 +264,7 @@
 										</goals>
 									</pluginExecutionFilter>
 									<action>
-										<ignore></ignore>
+										<ignore/>
 									</action>
 								</pluginExecution>
 								<pluginExecution>
@@ -283,7 +283,7 @@
 										</goals>
 									</pluginExecutionFilter>
 									<action>
-										<ignore></ignore>
+										<ignore/>
 									</action>
 								</pluginExecution>
 							</pluginExecutions>
@@ -1620,7 +1620,7 @@
 
 		<!-- logging -->
 		<org.slf4j.version>1.7.21</org.slf4j.version>
-		<logback.version>1.1.7</logback.version>
+		<logback.version>1.1.11</logback.version>
 
 		<!-- plugins -->
 		<!-- can't upgrade the plugin yet; as there is an issue with 2.22 no longer running all the tests-->