diff --git a/.travis.yml b/.travis.yml
index f92d408..518b35a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,4 +2,4 @@ dist: trusty
 sudo: false
 language: java
 jdk:
-  - openjdk8
+  - openjdk11
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d467b19..48cd080 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Change log
 
+## 5.0.0 (January 19, 2023)
+
+### BREAKING CHANGES
+
+*  Minimum Java version is 11.
+
 ## 4.1.2 (July 21, 2022)
 
 ### Improvements
diff --git a/README.md b/README.md
index bce0d1e..3d319fa 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Before you begin, you need to [Create authentication credentials](https://techdo
 
 ## Install required software
 
-In order to use EdgeGrid Client for Java, you need [Java version 8+](https://www.java.com/en/download/help/download_options.xml).
+In order to use EdgeGrid Client for Java, you need [Java version 11+](https://www.java.com/en/download/help/download_options.xml).
 
 [![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.akamai.edgegrid/edgegrid-signer-parent/badge.svg)](https://maven-badges.herokuapp.com/maven-central/com.akamai.edgegrid/edgegrid-signer-parent)
 [![Javadocs](http://www.javadoc.io/badge/com.akamai.edgegrid/edgegrid-signer-parent.svg)](https://www.javadoc.io/doc/com.akamai.edgegrid)
@@ -70,13 +70,17 @@ programming languages, and you can find them at [https://github.com/akamai?q=edg
 
 ### Active
 
-Roberto López López <rlopezlo@akamai.com>
 Michał Wójcik <miwojci@akamai.com>
 
+Tatiana Slonimskaia <tslonims@akamai.com>
+
 ### Inactive
 
 Martin Meyer <mmeyer@akamai.com>
-Maciej Gawinecki <mgawinec@akamai.com>
+
+Maciej Gawinecki
+
+Roberto López López
 
 ## Contribute
 
diff --git a/edgegrid-signer-apache-http-client/README.md b/edgegrid-signer-apache-http-client/README.md
index 01788f3..63b3613 100644
--- a/edgegrid-signer-apache-http-client/README.md
+++ b/edgegrid-signer-apache-http-client/README.md
@@ -15,7 +15,7 @@ Include the following Maven dependency in your project POM:
 <dependency>
     <groupId>com.akamai.edgegrid</groupId>
     <artifactId>edgegrid-signer-apache-http-client</artifactId>
-    <version>4.1.2</version>
+    <version>5.0.0</version>
 </dependency>
 ```
 
diff --git a/edgegrid-signer-apache-http-client/pom.xml b/edgegrid-signer-apache-http-client/pom.xml
index e5cb372..8a8d3f7 100644
--- a/edgegrid-signer-apache-http-client/pom.xml
+++ b/edgegrid-signer-apache-http-client/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>edgegrid-signer-parent</artifactId>
         <groupId>com.akamai.edgegrid</groupId>
-        <version>4.1.2</version>
+        <version>5.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/edgegrid-signer-async-http-client/README.md b/edgegrid-signer-async-http-client/README.md
index 02146a0..8bd26d7 100644
--- a/edgegrid-signer-async-http-client/README.md
+++ b/edgegrid-signer-async-http-client/README.md
@@ -15,7 +15,7 @@ Include the following Maven dependency in your project POM:
 <dependency>
     <groupId>com.akamai.edgegrid</groupId>
     <artifactId>edgegrid-signer-async-http-client</artifactId>
-    <version>4.1.2</version>
+    <version>5.0.0</version>
 </dependency>
 ```
 
diff --git a/edgegrid-signer-async-http-client/pom.xml b/edgegrid-signer-async-http-client/pom.xml
index 8305535..da54074 100644
--- a/edgegrid-signer-async-http-client/pom.xml
+++ b/edgegrid-signer-async-http-client/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>edgegrid-signer-parent</artifactId>
         <groupId>com.akamai.edgegrid</groupId>
-        <version>4.1.2</version>
+        <version>5.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/edgegrid-signer-core/pom.xml b/edgegrid-signer-core/pom.xml
index 3d58018..8196d73 100644
--- a/edgegrid-signer-core/pom.xml
+++ b/edgegrid-signer-core/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>edgegrid-signer-parent</artifactId>
         <groupId>com.akamai.edgegrid</groupId>
-        <version>4.1.2</version>
+        <version>5.0.0</version>
     </parent>
 
     <artifactId>edgegrid-signer-core</artifactId>
diff --git a/edgegrid-signer-core/src/main/java/com/akamai/edgegrid/signer/Request.java b/edgegrid-signer-core/src/main/java/com/akamai/edgegrid/signer/Request.java
index 362786e..6f3989e 100644
--- a/edgegrid-signer-core/src/main/java/com/akamai/edgegrid/signer/Request.java
+++ b/edgegrid-signer-core/src/main/java/com/akamai/edgegrid/signer/Request.java
@@ -160,10 +160,9 @@ public static class RequestBuilder {
          * @return reference back to this builder instance
          */
         public RequestBuilder body(byte[] requestBody) {
-            if (body == null || "".equals(body)) {
-                throw new IllegalArgumentException("body cannot be empty");
+            if (requestBody != null && requestBody.length != 0) {
+                this.body = Arrays.copyOf(requestBody, requestBody.length);
             }
-            this.body = Arrays.copyOf(requestBody, requestBody.length);
             return this;
         }
 
diff --git a/edgegrid-signer-core/src/test/java/com/akamai/edgegrid/signer/RequestTest.java b/edgegrid-signer-core/src/test/java/com/akamai/edgegrid/signer/RequestTest.java
index 8e28a06..77210ed 100644
--- a/edgegrid-signer-core/src/test/java/com/akamai/edgegrid/signer/RequestTest.java
+++ b/edgegrid-signer-core/src/test/java/com/akamai/edgegrid/signer/RequestTest.java
@@ -103,6 +103,29 @@ public void testHeadersLowercasing()  {
         assertThat(request.getHeaders().get("header"), equalTo("h"));
     }
 
+    @Test
+    public void testAcceptRequestWithEmptyRequestBody()  {
+        Request request = Request.builder()
+                .body("".getBytes())
+                .method("GET")
+                .uri(URI.create("/check"))
+                .header("HeaDer", "h")
+                .build();
+
+        assertThat(request.getBody(), equalTo(new byte[]{}));
+    }
+
+    @Test
+    public void testAcceptRequestWithNullRequestBody()  {
+        Request request = Request.builder()
+                .method("GET")
+                .uri(URI.create("/check"))
+                .header("HeaDer", "h")
+                .build();
+
+        assertThat(request.getBody(), equalTo(new byte[]{}));
+    }
+
     @Test(expectedExceptions = IllegalArgumentException.class)
     public void testRejectDuplicateHeaderNames() {
         Request.builder()
diff --git a/edgegrid-signer-google-http-client/README.md b/edgegrid-signer-google-http-client/README.md
index 1b85d0e..23059fc 100644
--- a/edgegrid-signer-google-http-client/README.md
+++ b/edgegrid-signer-google-http-client/README.md
@@ -15,7 +15,7 @@ Include the following Maven dependency in your project POM:
 <dependency>
     <groupId>com.akamai.edgegrid</groupId>
     <artifactId>edgegrid-signer-google-http-client</artifactId>
-    <version>4.1.2</version>
+    <version>5.0.0</version>
 </dependency>
 ```
 
diff --git a/edgegrid-signer-google-http-client/pom.xml b/edgegrid-signer-google-http-client/pom.xml
index c3e214b..b915906 100644
--- a/edgegrid-signer-google-http-client/pom.xml
+++ b/edgegrid-signer-google-http-client/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>edgegrid-signer-parent</artifactId>
         <groupId>com.akamai.edgegrid</groupId>
-        <version>4.1.2</version>
+        <version>5.0.0</version>
     </parent>
 
     <artifactId>edgegrid-signer-google-http-client</artifactId>
diff --git a/edgegrid-signer-rest-assured/README.md b/edgegrid-signer-rest-assured/README.md
index 8cc0064..e2844a4 100644
--- a/edgegrid-signer-rest-assured/README.md
+++ b/edgegrid-signer-rest-assured/README.md
@@ -15,7 +15,7 @@ Include the following Maven dependency in your project POM:
 <dependency>
     <groupId>com.akamai.edgegrid</groupId>
     <artifactId>edgegrid-signer-rest-assured</artifactId>
-    <version>4.1.2</version>
+    <version>5.0.0</version>
 </dependency>
 ```
 
diff --git a/edgegrid-signer-rest-assured/pom.xml b/edgegrid-signer-rest-assured/pom.xml
index 64739a5..4d6e2a6 100644
--- a/edgegrid-signer-rest-assured/pom.xml
+++ b/edgegrid-signer-rest-assured/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>edgegrid-signer-parent</artifactId>
         <groupId>com.akamai.edgegrid</groupId>
-        <version>4.1.2</version>
+        <version>5.0.0</version>
     </parent>
 
     <artifactId>edgegrid-signer-rest-assured</artifactId>
diff --git a/edgerc-reader/pom.xml b/edgerc-reader/pom.xml
index 01db8cb..584ad0b 100644
--- a/edgerc-reader/pom.xml
+++ b/edgerc-reader/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>edgegrid-signer-parent</artifactId>
         <groupId>com.akamai.edgegrid</groupId>
-        <version>4.1.2</version>
+        <version>5.0.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     
diff --git a/pom.xml b/pom.xml
index 9c4a2cf..3d879e4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.akamai.edgegrid</groupId>
     <artifactId>edgegrid-signer-parent</artifactId>
-    <version>4.1.2</version>
+    <version>5.0.0</version>
 
     <modules>
         <module>edgegrid-signer-apache-http-client</module>
@@ -35,25 +35,22 @@
 
     <developers>
         <developer>
-            <name>Roberto López López</name>
-            <id>rlopezlo</id>
-            <email>rlopezlo at akamai.com</email>
+            <name>Michał Wójcik</name>
+            <id>miwojci</id>
             <roles>
                 <role>Developer</role>
             </roles>
         </developer>
         <developer>
-            <name>Michał Wójcik</name>
-            <id>miwojci</id>
-            <email>miwojci at akamai.com</email>
+            <name>Martin Meyer</name>
+            <id>mmeyer</id>
             <roles>
                 <role>Developer</role>
             </roles>
         </developer>
         <developer>
-            <name>Martin Meyer</name>
-            <id>mmeyer</id>
-            <email>mmeyer at akamai.com</email>
+            <name>Tatiana Slonimskaia</name>
+            <id>tslonims</id>
             <roles>
                 <role>Developer</role>
             </roles>
@@ -79,8 +76,8 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
         <slf4j.version>1.7.36</slf4j.version>
         <netty.version>4.1.78.Final</netty.version>
         <logback.version>1.2.11</logback.version>
@@ -123,6 +120,12 @@
                 <artifactId>rest-assured</artifactId>
                 <version>4.4.0</version>
             </dependency>
+            <!-- remove after updating commons-configuration2 -->
+            <dependency>
+                <groupId>org.apache.commons</groupId>
+                <artifactId>commons-text</artifactId>
+                <version>1.10.0</version>
+            </dependency>
             <dependency>
                 <groupId>org.apache.commons</groupId>
                 <artifactId>commons-configuration2</artifactId>
@@ -169,7 +172,7 @@
             <dependency>
                 <groupId>org.testng</groupId>
                 <artifactId>testng</artifactId>
-                <version>7.4.0</version>
+                <version>7.7.0</version>
                 <scope>test</scope>
             </dependency>
         </dependencies>
@@ -178,10 +181,29 @@
     <build>
         <pluginManagement>
             <plugins>
+                <plugin>
+                    <groupId>org.jacoco</groupId>
+                    <artifactId>jacoco-maven-plugin</artifactId>
+                    <version>0.8.8</version>
+                    <executions>
+                        <execution>
+                            <id>prepare-agent</id>
+                            <goals>
+                                <goal>prepare-agent</goal>
+                            </goals>
+                        </execution>
+                        <execution>
+                            <id>report</id>
+                            <goals>
+                                <goal>report</goal>
+                            </goals>
+                        </execution>
+                    </executions>
+                </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-javadoc-plugin</artifactId>
-                    <version>3.3.0</version>
+                    <version>3.4.1</version>
                     <executions>
                         <execution>
                             <id>attach-javadocs</id>
@@ -207,7 +229,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-jar-plugin</artifactId>
-                    <version>3.2.0</version>
+                    <version>3.3.0</version>
                     <configuration>
                         <archive>
                             <manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
@@ -237,7 +259,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-deploy-plugin</artifactId>
-                    <version>3.0.0-M1</version>
+                    <version>3.0.0</version>
                     <configuration>
                         <skip>true</skip>
                     </configuration>
@@ -255,6 +277,10 @@
             </plugins>
         </pluginManagement>
         <plugins>
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
@@ -270,7 +296,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0-M3</version>
+                <version>3.1.0</version>
                 <executions>
                     <execution>
                         <id>enforce-maven</id>