diff --git a/Dialogflow/metadata/V2/ConversationProfile.php b/Dialogflow/metadata/V2/ConversationProfile.php
index 02ca10d9fd81..ba3382ad786d 100644
Binary files a/Dialogflow/metadata/V2/ConversationProfile.php and b/Dialogflow/metadata/V2/ConversationProfile.php differ
diff --git a/Dialogflow/src/V2/HumanAgentAssistantConfig/ConversationModelConfig.php b/Dialogflow/src/V2/HumanAgentAssistantConfig/ConversationModelConfig.php
index 085396f1f1aa..7370cd9828f0 100644
--- a/Dialogflow/src/V2/HumanAgentAssistantConfig/ConversationModelConfig.php
+++ b/Dialogflow/src/V2/HumanAgentAssistantConfig/ConversationModelConfig.php
@@ -24,6 +24,19 @@ class ConversationModelConfig extends \Google\Protobuf\Internal\Message
      * Generated from protobuf field <code>string model = 1 [(.google.api.resource_reference) = {</code>
      */
     private $model = '';
+    /**
+     * Version of current baseline model. It will be ignored if
+     * [model][google.cloud.dialogflow.v2.HumanAgentAssistantConfig.ConversationModelConfig.model]
+     * is set. Valid versions are:
+     *   Article Suggestion baseline model:
+     *     - 0.9
+     *     - 1.0 (default)
+     *   Summarization baseline model:
+     *     - 1.0
+     *
+     * Generated from protobuf field <code>string baseline_model_version = 8;</code>
+     */
+    private $baseline_model_version = '';
 
     /**
      * Constructor.
@@ -34,6 +47,15 @@ class ConversationModelConfig extends \Google\Protobuf\Internal\Message
      *     @type string $model
      *           Conversation model resource name. Format: `projects/<Project
      *           ID>/conversationModels/<Model ID>`.
+     *     @type string $baseline_model_version
+     *           Version of current baseline model. It will be ignored if
+     *           [model][google.cloud.dialogflow.v2.HumanAgentAssistantConfig.ConversationModelConfig.model]
+     *           is set. Valid versions are:
+     *             Article Suggestion baseline model:
+     *               - 0.9
+     *               - 1.0 (default)
+     *             Summarization baseline model:
+     *               - 1.0
      * }
      */
     public function __construct($data = NULL) {
@@ -69,6 +91,46 @@ public function setModel($var)
         return $this;
     }
 
+    /**
+     * Version of current baseline model. It will be ignored if
+     * [model][google.cloud.dialogflow.v2.HumanAgentAssistantConfig.ConversationModelConfig.model]
+     * is set. Valid versions are:
+     *   Article Suggestion baseline model:
+     *     - 0.9
+     *     - 1.0 (default)
+     *   Summarization baseline model:
+     *     - 1.0
+     *
+     * Generated from protobuf field <code>string baseline_model_version = 8;</code>
+     * @return string
+     */
+    public function getBaselineModelVersion()
+    {
+        return $this->baseline_model_version;
+    }
+
+    /**
+     * Version of current baseline model. It will be ignored if
+     * [model][google.cloud.dialogflow.v2.HumanAgentAssistantConfig.ConversationModelConfig.model]
+     * is set. Valid versions are:
+     *   Article Suggestion baseline model:
+     *     - 0.9
+     *     - 1.0 (default)
+     *   Summarization baseline model:
+     *     - 1.0
+     *
+     * Generated from protobuf field <code>string baseline_model_version = 8;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setBaselineModelVersion($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->baseline_model_version = $var;
+
+        return $this;
+    }
+
 }