diff --git a/ces_agent_basic/main.tf b/ces_agent_basic/main.tf
index c0751ce7..7fee4e0d 100644
--- a/ces_agent_basic/main.tf
+++ b/ces_agent_basic/main.tf
@@ -71,7 +71,7 @@ resource "google_ces_agent" "ces_child_agent" {
   instruction = "You are a helpful assistant for this example."
 
   model_settings {
-    model       = "gemini-2.5-flash"
+    model       = "gemini-2.5-flash-001"
     temperature = 0.5
   }
 
@@ -116,7 +116,7 @@ resource "google_ces_agent" "ces_agent_basic" {
   instruction = "You are a helpful assistant for this example."
 
   model_settings {
-    model       = "gemini-2.5-flash"
+    model       = "gemini-2.5-flash-001"
     temperature = 0.5
   }
 
diff --git a/ces_agent_remote_dialogflow_agent/main.tf b/ces_agent_remote_dialogflow_agent/main.tf
index f086a71c..48694760 100644
--- a/ces_agent_remote_dialogflow_agent/main.tf
+++ b/ces_agent_remote_dialogflow_agent/main.tf
@@ -23,7 +23,7 @@ resource "google_ces_agent" "ces_agent_remote_dialogflow_agent" {
   display_name = "my-agent-${local.name_suffix}"
 
   model_settings {
-    model       = "gemini-1.5-flash"
+    model       = "gemini-2.5-flash-001"
     temperature = 0.5
   }
 
diff --git a/ces_agent_remote_dialogflow_agent_interruption/main.tf b/ces_agent_remote_dialogflow_agent_interruption/main.tf
index 4cab25e7..1bad1038 100644
--- a/ces_agent_remote_dialogflow_agent_interruption/main.tf
+++ b/ces_agent_remote_dialogflow_agent_interruption/main.tf
@@ -23,7 +23,7 @@ resource "google_ces_agent" "ces_agent_remote_dialogflow_agent_interruption" {
   display_name = "my-agent-${local.name_suffix}"
 
   model_settings {
-    model       = "gemini-1.5-flash"
+    model       = "gemini-2.5-flash-001"
     temperature = 0.5
   }
 
diff --git a/ces_app_ambient_sound_gcs_uri/main.tf b/ces_app_ambient_sound_gcs_uri/main.tf
index 1d5428c0..7c5528fa 100644
--- a/ces_app_ambient_sound_gcs_uri/main.tf
+++ b/ces_app_ambient_sound_gcs_uri/main.tf
@@ -63,7 +63,7 @@ resource "google_ces_app" "ces_app_ambient_sound_gcs_uri" {
   }
 
   model_settings {
-    model       = "gemini-1.5-flash"
+    model       = "gemini-2.5-flash-001"
     temperature = 0.5
   }
 
diff --git a/ces_app_basic/main.tf b/ces_app_basic/main.tf
index e129bf66..eb3ab551 100644
--- a/ces_app_basic/main.tf
+++ b/ces_app_basic/main.tf
@@ -85,7 +85,7 @@ resource "google_ces_app" "ces_app_basic" {
   }
 
   model_settings {
-    model       = "gemini-1.5-flash"
+    model       = "gemini-2.5-flash-001"
     temperature = 0.5
   }
 
diff --git a/ces_example_basic/main.tf b/ces_example_basic/main.tf
index c8360466..30293cd6 100644
--- a/ces_example_basic/main.tf
+++ b/ces_example_basic/main.tf
@@ -62,7 +62,7 @@ resource "google_ces_agent" "ces_base_agent" {
     instruction = "You are a helpful assistant for this example."
 
     model_settings {
-        model       = "gemini-2.5-flash"
+        model       = "gemini-2.5-flash-001"
         temperature = 0.5
     }
 
@@ -79,7 +79,7 @@ resource "google_ces_agent" "ces_child_agent" {
     instruction = "You are a helpful assistant for this example."
 
     model_settings {
-        model       = "gemini-2.5-flash"
+        model       = "gemini-2.5-flash-001"
         temperature = 0.5
     }
 
diff --git a/ces_guardrail_generative_answer_llm_prompt_security/main.tf b/ces_guardrail_generative_answer_llm_prompt_security/main.tf
index ab688be4..eed201e7 100644
--- a/ces_guardrail_generative_answer_llm_prompt_security/main.tf
+++ b/ces_guardrail_generative_answer_llm_prompt_security/main.tf
@@ -31,7 +31,7 @@ resource "google_ces_guardrail" "ces_guardrail_generative_answer_llm_prompt_secu
     custom_policy {
       max_conversation_messages = 10
       model_settings {
-        model = "gemini-2.5-flash"
+        model = "gemini-2.5-flash-001"
         temperature = 50
       }
       prompt = "example_prompt"
diff --git a/ces_guardrail_llm_policy/main.tf b/ces_guardrail_llm_policy/main.tf
index ba5a6fb7..8cac7fcc 100644
--- a/ces_guardrail_llm_policy/main.tf
+++ b/ces_guardrail_llm_policy/main.tf
@@ -30,7 +30,7 @@ resource "google_ces_guardrail" "ces_guardrail_llm_policy" {
   llm_policy {
     max_conversation_messages = 10
     model_settings {
-        model = "gemini-2.5-flash"
+        model = "gemini-2.5-flash-001"
         temperature = 50
     }
     prompt = "example_prompt"
diff --git a/ces_tool_data_store_tool_engine_source_basic/main.tf b/ces_tool_data_store_tool_engine_source_basic/main.tf
index 8432a7e0..f495f110 100644
--- a/ces_tool_data_store_tool_engine_source_basic/main.tf
+++ b/ces_tool_data_store_tool_engine_source_basic/main.tf
@@ -56,7 +56,7 @@ resource "google_ces_tool" "ces_tool_data_store_tool_engine_source_basic" {
             modality_type = "TEXT"
             rewriter_config {
                 model_settings {
-                    model = "gemini-2.5-flash"
+                    model = "gemini-2.5-flash-001"
                     temperature = 1
                 }
                 prompt = "example-prompt"
@@ -64,7 +64,7 @@ resource "google_ces_tool" "ces_tool_data_store_tool_engine_source_basic" {
             }
             summarization_config {
                 model_settings {
-                    model = "gemini-2.5-flash"
+                    model = "gemini-2.5-flash-001"
                     temperature = 1
                 }
                 prompt = "example-prompt"
diff --git a/discoveryengine_dataconnector_jira_with_actions/main.tf b/discoveryengine_dataconnector_jira_with_actions/main.tf
index 85dbf986..9ce93bca 100644
--- a/discoveryengine_dataconnector_jira_with_actions/main.tf
+++ b/discoveryengine_dataconnector_jira_with_actions/main.tf
@@ -30,7 +30,11 @@ resource "google_discovery_engine_data_connector" "jira-with-actions" {
     key = "url"
     destinations {
       host = "https://example.atlassian.net"
+      port = 123
     }
+    params                     = jsonencode({
+      "destination_type": "private"
+    })
   }
   connector_modes              = ["FEDERATED", "ACTIONS"]
   sync_mode                    = "PERIODIC"