diff --git a/pom.xml b/pom.xml
index e498a327f..1b68a14fa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,8 +82,8 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <java.version>1.8</java.version>
-    <proguard.version>6.1.0</proguard.version>
-    <proguard.plugin.version>2.0.14</proguard.plugin.version>
+    <proguard.version>6.1.1</proguard.version>
+    <proguard.plugin.version>2.1.1</proguard.plugin.version>
     <slf4j.version>1.8.0-beta4</slf4j.version>
     <!-- This can't reference project.version as some subprojects version differently -->
     <zxing.version>3.4.1-SNAPSHOT</zxing.version>
@@ -171,7 +171,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-source-plugin</artifactId>
-          <version>3.0.1</version>
+          <version>3.1.0</version>
           <executions>
             <execution>
               <id>attach-sources</id>
@@ -184,7 +184,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-javadoc-plugin</artifactId>
-          <version>3.1.0</version>
+          <version>3.1.1</version>
           <configuration>
             <javadocVersion>${java.version}</javadocVersion>
             <quiet>true</quiet>
@@ -336,7 +336,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-war-plugin</artifactId>
-          <version>3.2.2</version>
+          <version>3.2.3</version>
         </plugin>
         <plugin>
           <groupId>com.simpligility.maven.plugins</groupId>
@@ -427,7 +427,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-site-plugin</artifactId>
-          <version>3.7.1</version>
+          <version>3.8.2</version>
           <inherited>false</inherited>
         </plugin>
         <plugin>
@@ -443,7 +443,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-checkstyle-plugin</artifactId>
-          <version>3.0.0</version>
+          <version>3.1.0</version>
           <configuration>
             <configLocation>src/checkstyle/checkstyle.xml</configLocation>
             <!-- Android generated files -->
@@ -463,7 +463,7 @@
             <dependency>
               <groupId>com.puppycrawl.tools</groupId>
               <artifactId>checkstyle</artifactId>
-              <version>8.20</version>
+              <version>8.23</version>
             </dependency>
           </dependencies>
         </plugin>
diff --git a/zxingorg/pom.xml b/zxingorg/pom.xml
index 5ed77213d..31e3006f8 100644
--- a/zxingorg/pom.xml
+++ b/zxingorg/pom.xml
@@ -16,7 +16,7 @@
  -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
-  
+
   <artifactId>zxingorg</artifactId>
   <version>3.4.1-SNAPSHOT</version>
   <packaging>war</packaging>
@@ -49,7 +49,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-test</artifactId>
-      <version>5.1.7.RELEASE</version>
+      <version>5.1.8.RELEASE</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -65,7 +65,7 @@
     <artifactId>zxing-parent</artifactId>
     <version>3.4.1-SNAPSHOT</version>
   </parent>
-  
+
   <build>
     <plugins>
       <plugin>