diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index e12b22f8..21bb68c2 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.17.2"
+  ".": "1.17.3"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49e57fa2..2732e2f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Release History
 
+### 1.17.3 (2026-07-27)
+
+#### Bug Fixes
+
+* Add option validation and error handling to ServiceAccountCredentials.make_creds ([#588](https://github.com/googleapis/google-auth-library-ruby/issues/588)) ([3da9927](https://github.com/googleapis/google-auth-library-ruby/commit/3da9927091e3ffc4f2d062a404d837de962a6f97)), refs [#482](https://github.com/googleapis/google-auth-library-ruby/issues/482) [#544](https://github.com/googleapis/google-auth-library-ruby/issues/544)
+
 ### 1.17.2 (2026-07-23)
 
 #### Bug Fixes
diff --git a/lib/googleauth/version.rb b/lib/googleauth/version.rb
index 75598b47..efbbac66 100644
--- a/lib/googleauth/version.rb
+++ b/lib/googleauth/version.rb
@@ -16,6 +16,6 @@ module Google
   # Module Auth provides classes that provide Google-specific authorization
   # used to access Google APIs.
   module Auth
-    VERSION = "1.17.2".freeze
+    VERSION = "1.17.3".freeze
   end
 end