diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b0d9402..b6a95fa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,7 +54,6 @@ jobs:
         sudo cat /home/usr/.ssh/authorized_keys
         
         sudo cp /home/usr/.ssh/sftptest ${GITHUB_WORKSPACE}/sftp-connector-test/src_test/com/axonivy/connector/sftp/test/sftptest
-        sudo ssh-keygen -p -P "123456" -N "123456" -m pem -f ${GITHUB_WORKSPACE}/sftp-connector-test/src_test/com/axonivy/connector/sftp/test/sftptest
         sudo chown "$(whoami)" ${GITHUB_WORKSPACE}/sftp-connector-test/src_test/com/axonivy/connector/sftp/test/sftptest
 
     - name: Setup Maven
@@ -68,6 +67,7 @@ jobs:
     - name: Print out log
       run: |
         sudo journalctl -u ssh
+        echo "======================================================="
         sudo cat /var/log/auth.log
 
     # - name: Publish Unit Test Results
diff --git a/sftp-connector/pom.xml b/sftp-connector/pom.xml
index 119c50d..6d43de1 100644
--- a/sftp-connector/pom.xml
+++ b/sftp-connector/pom.xml
@@ -11,9 +11,9 @@
   </properties>
   <dependencies>
     <dependency>
-      <groupId>com.jcraft</groupId>
+      <groupId>com.github.mwiede</groupId>
       <artifactId>jsch</artifactId>
-      <version>0.1.55</version>
+      <version>0.2.19</version>
     </dependency>
   </dependencies>
   <pluginRepositories>
diff --git a/sftp-connector/src/com/axonivy/connector/sftp/service/SftpClientService.java b/sftp-connector/src/com/axonivy/connector/sftp/service/SftpClientService.java
index a2d2616..72a7316 100644
--- a/sftp-connector/src/com/axonivy/connector/sftp/service/SftpClientService.java
+++ b/sftp-connector/src/com/axonivy/connector/sftp/service/SftpClientService.java
@@ -63,6 +63,7 @@ public SftpClientService(String host, int port, String username, String authType
 			if (StringUtils.isEmpty(authType) || PASSWORD.equalsIgnoreCase(authType)) {
 				session.setPassword(password);
 			} else {
+				session.setConfig("PreferredAuthentications", "publickey");
 				jsch.addIdentity(null, keyString.getBytes(), null, passphrase.getBytes());
 			}