diff --git a/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CachingOpenIdMetadata.java b/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CachingOpenIdMetadata.java
index 3b2587001..336c5fa71 100644
--- a/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CachingOpenIdMetadata.java
+++ b/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CachingOpenIdMetadata.java
@@ -73,10 +73,10 @@ private void refreshCache() {
 
         try {
             URL openIdUrl = new URL(this.url);
-            HashMap<String, String> openIdConf =
+            HashMap<String, Object> openIdConf =
                 this.mapper.readValue(openIdUrl, new TypeReference<HashMap<String, Object>>() {
                 });
-            URL keysUrl = new URL(openIdConf.get("jwks_uri"));
+            URL keysUrl = new URL(openIdConf.get("jwks_uri").toString());
             lastUpdated = System.currentTimeMillis();
             UrlJwkProvider provider = new UrlJwkProvider(keysUrl);
             keyCache = provider.getAll().stream().collect(Collectors.toMap(Jwk::getId, jwk -> jwk));
diff --git a/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CredentialsAuthenticator.java b/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CredentialsAuthenticator.java
index 504c117df..48edc6d4b 100644
--- a/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CredentialsAuthenticator.java
+++ b/libraries/bot-connector/src/main/java/com/microsoft/bot/connector/authentication/CredentialsAuthenticator.java
@@ -28,7 +28,7 @@ public class CredentialsAuthenticator implements Authenticator {
         throws MalformedURLException {
 
         app = ConfidentialClientApplication
-            .builder(appId, ClientCredentialFactory.create(appPassword))
+            .builder(appId, ClientCredentialFactory.createFromSecret(appPassword))
             .authority(configuration.getAuthority())
             .build();
 
diff --git a/pom.xml b/pom.xml
index 75b63485c..eafca7cbe 100644
--- a/pom.xml
+++ b/pom.xml
@@ -229,7 +229,7 @@
       <dependency>
         <groupId>com.microsoft.azure</groupId>
         <artifactId>msal4j</artifactId>
-        <version>0.5.0-preview</version>
+        <version>1.8.0</version>
       </dependency>
 
       <dependency>