diff --git a/src/modules/crud/decision.api.ts b/src/modules/crud/decision.api.ts
index 5a5c8ce..d399399 100644
--- a/src/modules/crud/decision.api.ts
+++ b/src/modules/crud/decision.api.ts
@@ -124,6 +124,10 @@ export class DecisionApi implements Api {
         return requestPost(`switch/principal`, value);
     }
 
+    getPrincipals(keytab: string) {
+        return requestGet(`/principals?keytabPath=${keytab}`, {});
+    }
+
     private sendEditStatusEvent(name: string, type: string): Promise<SocketResult> {
         return new Promise(resolve => {
             if (Dec && Dec.socket.connected) {
diff --git a/src/modules/pages/maintain/forms/components/form.jdbc.ts b/src/modules/pages/maintain/forms/components/form.jdbc.ts
index 3e1685d..9415eb7 100644
--- a/src/modules/pages/maintain/forms/components/form.jdbc.ts
+++ b/src/modules/pages/maintain/forms/components/form.jdbc.ts
@@ -121,6 +121,7 @@ export class FormJdbc extends BI.Widget {
         } = connectionData as ConnectionJDBC;
         this.oldPassword = password;
         this.oldSshSecret = sshSecret;
+        !BI.isUndefined(principal) && this.getPrincipals(keyPath, principal);
 
         const {
             initialSize,
@@ -1335,6 +1336,20 @@ export class FormJdbc extends BI.Widget {
         this.form.keyPath.setFileInfo(KerberosParams);
     }
 
+    public getPrincipals(keyPath, principal) {
+        let self = this;
+        api.getPrincipals(keyPath).then(res => {
+            const principalsItems = BI.map(res.data, function(index, item) {
+                return {
+                    text: item,
+                    value: item
+                }
+            });
+            self.form.principal.populate(principalsItems);
+            self.form.principal.setValue(principal);
+        })
+    }
+
     public changePrincipal() {
         let self = this;
         const KerberosParams = BI.extend({},{