diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f4488a1de7a4..427bf38dfffc 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -681,7 +681,7 @@
   "google-cloud-redis-v1+FILLER": "0.0.0",
   "google-cloud-redis-v1beta1": "0.19.1",
   "google-cloud-redis-v1beta1+FILLER": "0.0.0",
-  "google-cloud-resource_manager": "1.0.3",
+  "google-cloud-resource_manager": "1.0.4",
   "google-cloud-resource_manager+FILLER": "0.0.0",
   "google-cloud-resource_manager-v3": "1.5.1",
   "google-cloud-resource_manager-v3+FILLER": "0.0.0",
diff --git a/google-cloud-resource_manager/CHANGELOG.md b/google-cloud-resource_manager/CHANGELOG.md
index e578e52a8748..acd0ad85f249 100644
--- a/google-cloud-resource_manager/CHANGELOG.md
+++ b/google-cloud-resource_manager/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Release History
 
+### 1.0.4 (2025-10-31)
+
+#### Documentation
+
+* add warning about loading unvalidated credentials ([#32121](https://github.com/googleapis/google-cloud-ruby/issues/32121)) 
+
 ### 1.0.3 (2025-09-12)
 
 #### Documentation
diff --git a/google-cloud-resource_manager/lib/google/cloud/resource_manager/version.rb b/google-cloud-resource_manager/lib/google/cloud/resource_manager/version.rb
index da3b8b437554..8b55e4b694be 100644
--- a/google-cloud-resource_manager/lib/google/cloud/resource_manager/version.rb
+++ b/google-cloud-resource_manager/lib/google/cloud/resource_manager/version.rb
@@ -20,7 +20,7 @@
 module Google
   module Cloud
     module ResourceManager
-      VERSION = "1.0.3"
+      VERSION = "1.0.4"
     end
   end
 end