diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 62de3a6956a3..189a1d2b8ed6 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -247,7 +247,7 @@
   "google-cloud-dialogflow+FILLER": "0.0.0",
   "google-cloud-dialogflow-cx": "0.3.0",
   "google-cloud-dialogflow-cx+FILLER": "0.0.0",
-  "google-cloud-dialogflow-cx-v3": "0.14.0",
+  "google-cloud-dialogflow-cx-v3": "0.15.0",
   "google-cloud-dialogflow-cx-v3+FILLER": "0.0.0",
   "google-cloud-dialogflow-v2": "0.22.0",
   "google-cloud-dialogflow-v2+FILLER": "0.0.0",
diff --git a/google-cloud-dialogflow-cx-v3/CHANGELOG.md b/google-cloud-dialogflow-cx-v3/CHANGELOG.md
index 473832f020e0..d7eb7ded94e7 100644
--- a/google-cloud-dialogflow-cx-v3/CHANGELOG.md
+++ b/google-cloud-dialogflow-cx-v3/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+### 0.15.0 (2023-03-08)
+
+#### Features
+
+* Support REST transport ([#20626](https://github.com/googleapis/google-cloud-ruby/issues/20626)) 
+
 ### 0.14.0 (2023-02-28)
 
 #### Features
diff --git a/google-cloud-dialogflow-cx-v3/lib/google/cloud/dialogflow/cx/v3/version.rb b/google-cloud-dialogflow-cx-v3/lib/google/cloud/dialogflow/cx/v3/version.rb
index bf35b27460a7..78aaa587af06 100644
--- a/google-cloud-dialogflow-cx-v3/lib/google/cloud/dialogflow/cx/v3/version.rb
+++ b/google-cloud-dialogflow-cx-v3/lib/google/cloud/dialogflow/cx/v3/version.rb
@@ -22,7 +22,7 @@ module Cloud
     module Dialogflow
       module CX
         module V3
-          VERSION = "0.14.0"
+          VERSION = "0.15.0"
         end
       end
     end