diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 8e71a3c55c43..86238d81bfc6 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -301,7 +301,7 @@
   "google-cloud-dialogflow-cx+FILLER": "0.0.0",
   "google-cloud-dialogflow-cx-v3": "1.1.0",
   "google-cloud-dialogflow-cx-v3+FILLER": "0.0.0",
-  "google-cloud-dialogflow-v2": "1.0.0",
+  "google-cloud-dialogflow-v2": "1.1.0",
   "google-cloud-dialogflow-v2+FILLER": "0.0.0",
   "google-cloud-discovery_engine": "1.0.0",
   "google-cloud-discovery_engine+FILLER": "0.0.0",
diff --git a/google-cloud-dialogflow-v2/CHANGELOG.md b/google-cloud-dialogflow-v2/CHANGELOG.md
index 3d60486ded28..4313176dcc3f 100644
--- a/google-cloud-dialogflow-v2/CHANGELOG.md
+++ b/google-cloud-dialogflow-v2/CHANGELOG.md
@@ -1,5 +1,34 @@
 # Release History
 
+### 1.1.0 (2024-08-05)
+
+#### Features
+
+* Add GenerateStatelessSuggestion related endpoints and types 
+* Add Generator related services and types 
+* Add Proactive Generative Knowledge Assist endpoints and types ([#26573](https://github.com/googleapis/google-cloud-ruby/issues/26573)) 
+#### Bug Fixes
+
+* Changed field behavior for an existing field `parent` in message `.google.cloud.dialogflow.v2.SearchKnowledgeRequest` 
+* Changed field behavior for an existing field `session_id` in message `.google.cloud.dialogflow.v2.SearchKnowledgeRequest` 
+#### Documentation
+
+* A comment for field `assist_query_params` in message `.google.cloud.dialogflow.v2.SuggestConversationSummaryRequest` is changed 
+* A comment for field `audio` in message `.google.cloud.dialogflow.v2.AudioInput` is changed 
+* A comment for field `context_size` in message `.google.cloud.dialogflow.v2.SuggestConversationSummaryRequest` is changed 
+* A comment for field `conversation_stage` in message `.google.cloud.dialogflow.v2.Conversation` is changed 
+* A comment for field `conversation` in message `.google.cloud.dialogflow.v2.SearchKnowledgeRequest` is changed 
+* A comment for field `filter` in message `.google.cloud.dialogflow.v2.ListConversationsRequest` is changed 
+* A comment for field `latest_message` in message `.google.cloud.dialogflow.v2.GenerateStatelessSummaryRequest` is changed 
+* A comment for field `latest_message` in message `.google.cloud.dialogflow.v2.SearchKnowledgeRequest` is changed 
+* A comment for field `latest_message` in message `.google.cloud.dialogflow.v2.SuggestConversationSummaryRequest` is changed 
+* A comment for field `live_person_config` in message `.google.cloud.dialogflow.v2.HumanAgentHandoffConfig` is changed 
+* A comment for field `max_context_size` in message `.google.cloud.dialogflow.v2.GenerateStatelessSummaryRequest` is changed 
+* A comment for field `name` in message `.google.cloud.dialogflow.v2.Conversation` is changed 
+* A comment for field `parent` in message `.google.cloud.dialogflow.v2.SearchKnowledgeRequest` is changed 
+* A comment for field `session_id` in message `.google.cloud.dialogflow.v2.SearchKnowledgeRequest` is changed 
+* A comment for message `HumanAgentHandoffConfig` is changed 
+
 ### 1.0.0 (2024-07-08)
 
 #### Features
diff --git a/google-cloud-dialogflow-v2/lib/google/cloud/dialogflow/v2/version.rb b/google-cloud-dialogflow-v2/lib/google/cloud/dialogflow/v2/version.rb
index 95fbf01bcf31..a3c755bb78e3 100644
--- a/google-cloud-dialogflow-v2/lib/google/cloud/dialogflow/v2/version.rb
+++ b/google-cloud-dialogflow-v2/lib/google/cloud/dialogflow/v2/version.rb
@@ -21,7 +21,7 @@ module Google
   module Cloud
     module Dialogflow
       module V2
-        VERSION = "1.0.0"
+        VERSION = "1.1.0"
       end
     end
   end
diff --git a/google-cloud-dialogflow-v2/snippets/snippet_metadata_google.cloud.dialogflow.v2.json b/google-cloud-dialogflow-v2/snippets/snippet_metadata_google.cloud.dialogflow.v2.json
index a29c9b112d79..8a7ee81f1442 100644
--- a/google-cloud-dialogflow-v2/snippets/snippet_metadata_google.cloud.dialogflow.v2.json
+++ b/google-cloud-dialogflow-v2/snippets/snippet_metadata_google.cloud.dialogflow.v2.json
@@ -1,7 +1,7 @@
 {
   "client_library": {
     "name": "google-cloud-dialogflow-v2",
-    "version": "1.0.0",
+    "version": "1.1.0",
     "language": "RUBY",
     "apis": [
       {