diff --git a/pom.xml b/pom.xml
index 246da4a145..2360ebfcee 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
   <parent>
     <groupId>org.jenkins-ci.plugins</groupId>
     <artifactId>plugin</artifactId>
-    <version>3.0</version>
+    <version>3.12</version>
   </parent>
 
   <groupId>org.csanchez.jenkins.plugins</groupId>
@@ -44,7 +44,7 @@
     <java.level>8</java.level>
 
     <!-- dependency versions -->
-    <jenkins.version>2.32.1</jenkins.version>
+    <jenkins.version>2.107.3</jenkins.version>
 
     <kubernetes-client.version>3.2.0</kubernetes-client.version>
 
@@ -249,7 +249,7 @@
       <dependency>
         <groupId>org.apache.sshd</groupId>
         <artifactId>sshd-core</artifactId>
-        <version>1.6.0</version>
+        <version>1.7.0</version>
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/EmptyDirVolume.java b/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/EmptyDirVolume.java
index ed9f484fe7..4f1297c4a7 100644
--- a/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/EmptyDirVolume.java
+++ b/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/EmptyDirVolume.java
@@ -69,6 +69,11 @@ public Volume buildVolume(String volumeName) {
         return new VolumeBuilder().withName(volumeName).withNewEmptyDir().withMedium(getMedium()).endEmptyDir().build();
     }
 
+    @Override
+    public String toString() {
+        return "EmptyDirVolume [mountPath=" + mountPath + ", memory=" + memory + "]";
+    }
+
     @Extension
     @Symbol("emptyDirVolume")
     public static class DescriptorImpl extends Descriptor<PodVolume> {
diff --git a/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/SecretVolume.java b/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/SecretVolume.java
index 6a9a9ea227..1e7467f586 100644
--- a/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/SecretVolume.java
+++ b/src/main/java/org/csanchez/jenkins/plugins/kubernetes/volumes/SecretVolume.java
@@ -60,6 +60,11 @@ public String getMountPath() {
         return mountPath;
     }
 
+    @Override
+    public String toString() {
+        return "SecretVolume [mountPath=" + mountPath + ", secretName=" + secretName + "]";
+    }
+
     @Extension
     @Symbol("secretVolume")
     public static class DescriptorImpl extends Descriptor<PodVolume> {