diff --git a/exporter/otlp/CHANGELOG.md b/exporter/otlp/CHANGELOG.md
index 02fcab6ec..a60e72e8b 100644
--- a/exporter/otlp/CHANGELOG.md
+++ b/exporter/otlp/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release History: opentelemetry-exporter-otlp
 
+### v0.28.0 / 2024-06-19
+
+* ADDED: Bump google_protobuf >=3.18, < 5.a
+
 ### v0.27.0 / 2024-04-19
 
 * ADDED: Add stats for serialization time in otlp exporter
diff --git a/exporter/otlp/lib/opentelemetry/exporter/otlp/version.rb b/exporter/otlp/lib/opentelemetry/exporter/otlp/version.rb
index 20ed1120f..7a2f368bc 100644
--- a/exporter/otlp/lib/opentelemetry/exporter/otlp/version.rb
+++ b/exporter/otlp/lib/opentelemetry/exporter/otlp/version.rb
@@ -8,7 +8,7 @@ module OpenTelemetry
   module Exporter
     module OTLP
       ## Current OpenTelemetry OTLP exporter version
-      VERSION = '0.27.0'
+      VERSION = '0.28.0'
     end
   end
 end