diff --git a/CHANGELOG.md b/CHANGELOG.md
index fe7bfb5..56f7b49 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,15 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
+## Version 7.19.0 - 2026-02-15
+### Added
+- Added ClarosRecordAuditInfo external model for compatibility with Claros 
+- Added EnumConnectionStatusReason enum 
+### Updated
+- Updated Instrument 
+- Updated InstrumentManifest
+- Updated InstrumentDetailSummary
+
 ## Version 7.18.0 -2026-02-12
 ### Added
 - Pointing submodules to main
diff --git a/src/ONE.Interfaces.ProtocolBuffers b/src/ONE.Interfaces.ProtocolBuffers
index 03d3f8c..fea9a32 160000
--- a/src/ONE.Interfaces.ProtocolBuffers
+++ b/src/ONE.Interfaces.ProtocolBuffers
@@ -1 +1 @@
-Subproject commit 03d3f8cc7eaa917fc998dc4a6c0329ae6e4509e2
+Subproject commit fea9a3207e5df201a2b38a0fbf3786a726d9c9f6
diff --git a/src/ONE.Models.CSharp/ONE.Models.CSharp.csproj b/src/ONE.Models.CSharp/ONE.Models.CSharp.csproj
index 938734e..27c8999 100644
--- a/src/ONE.Models.CSharp/ONE.Models.CSharp.csproj
+++ b/src/ONE.Models.CSharp/ONE.Models.CSharp.csproj
@@ -2,9 +2,9 @@
 
   <PropertyGroup>
     <!--For Release packages update the VersionPrefix and remove any VersionSuffix-->
-    <VersionPrefix>7.18.0</VersionPrefix>
+    <VersionPrefix>7.19.0</VersionPrefix>
     <!--For Feature packages update the VersionSuffix with the jira ticket number-->
-    <VersionSuffix></VersionSuffix>
+    <VersionSuffix>Pre-IH-1226</VersionSuffix>
     <LangVersion>latest</LangVersion>
     <TargetFramework>netstandard2.0</TargetFramework>
     <Company>Aquatic Informatics Inc.</Company>