diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 38cb4034b531..9619368ef1cf 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -379,7 +379,7 @@
   "google-cloud-dialogflow-cx-v3+FILLER": "0.0.0",
   "google-cloud-dialogflow-v2": "1.17.0",
   "google-cloud-dialogflow-v2+FILLER": "0.0.0",
-  "google-cloud-discovery_engine": "2.5.0",
+  "google-cloud-discovery_engine": "2.5.1",
   "google-cloud-discovery_engine+FILLER": "0.0.0",
   "google-cloud-discovery_engine-v1": "2.10.0",
   "google-cloud-discovery_engine-v1+FILLER": "0.0.0",
diff --git a/google-cloud-discovery_engine/CHANGELOG.md b/google-cloud-discovery_engine/CHANGELOG.md
index 461b004b4eb9..a8b348d1d7ec 100644
--- a/google-cloud-discovery_engine/CHANGELOG.md
+++ b/google-cloud-discovery_engine/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+### 2.5.1 (2026-08-04)
+
+#### Bug Fixes
+
+* generate double-wildcard path patterns with capture groups ([#35052](https://github.com/googleapis/google-cloud-ruby/issues/35052)) 
+#### Documentation
+
+* Update copyright year ([#35092](https://github.com/googleapis/google-cloud-ruby/issues/35092)) 
+
 ### 2.5.0 (2026-06-11)
 
 #### Features
diff --git a/google-cloud-discovery_engine/lib/google/cloud/discovery_engine/version.rb b/google-cloud-discovery_engine/lib/google/cloud/discovery_engine/version.rb
index 0bee56030b59..3d1c5025f2dc 100644
--- a/google-cloud-discovery_engine/lib/google/cloud/discovery_engine/version.rb
+++ b/google-cloud-discovery_engine/lib/google/cloud/discovery_engine/version.rb
@@ -20,7 +20,7 @@
 module Google
   module Cloud
     module DiscoveryEngine
-      VERSION = "2.5.0"
+      VERSION = "2.5.1"
     end
   end
 end