diff --git a/.gitignore b/.gitignore
index 6ac410b..9afa67a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 work/
 target/
+
 .idea/
diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
index f91ffff..af320cf 100644
--- a/.idea/jarRepositories.xml
+++ b/.idea/jarRepositories.xml
@@ -6,6 +6,11 @@
       <option name="name" value="Central Repository" />
       <option name="url" value="https://repo.maven.apache.org/maven2" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="cert-incrementals" />
+      <option name="name" value="cert-incrementals" />
+      <option name="url" value="https://repo.jenkins-ci.org/cert-incrementals/" />
+    </remote-repository>
     <remote-repository>
       <option name="id" value="repo.jenkins-ci.org" />
       <option name="name" value="repo.jenkins-ci.org" />
diff --git a/.idea/misc.xml b/.idea/misc.xml
index d5cd614..ec4bc82 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -8,5 +8,5 @@
       </list>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK" />
 </project>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index d7826ce..8576ae8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,6 +34,10 @@
     </dependencyManagement>
 
     <dependencies>
+        <dependency>
+            <groupId>io.jenkins.plugins</groupId>
+            <artifactId>javax-mail-api</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.jenkins-ci.plugins</groupId>
             <artifactId>mailer</artifactId>
diff --git a/src/main/java/io/jenkins/plugins/sample/NotifyByMailSecurityNotifierStrategyImpl.java b/src/main/java/io/jenkins/plugins/sample/NotifyByMailSecurityNotifierStrategyImpl.java
index c84ccaf..8396357 100644
--- a/src/main/java/io/jenkins/plugins/sample/NotifyByMailSecurityNotifierStrategyImpl.java
+++ b/src/main/java/io/jenkins/plugins/sample/NotifyByMailSecurityNotifierStrategyImpl.java
@@ -2,15 +2,15 @@
 
 import edu.umd.cs.findbugs.annotations.NonNull;
 import hudson.Extension;
+import jakarta.mail.internet.MimeMessage;
 import jenkins.plugins.mailer.tasks.MimeMessageBuilder;
 import org.jenkinsci.Symbol;
 import org.kohsuke.stapler.DataBoundConstructor;
 
-import javax.mail.Message;
-import javax.mail.MessagingException;
-import javax.mail.Transport;
-import javax.mail.internet.InternetAddress;
-import javax.mail.internet.MimeMessage;
+import jakarta.mail.Message;
+import jakarta.mail.MessagingException;
+import jakarta.mail.Transport;
+import jakarta.mail.internet.InternetAddress;
 import java.io.UnsupportedEncodingException;
 import java.util.logging.Level;
 import java.util.logging.Logger;