diff --git a/SpeckleLib/Speckle/Interface/Browser/Bridge/BrowserBridge.cpp b/SpeckleLib/Speckle/Interface/Browser/Bridge/BrowserBridge.cpp
index 710d770..6b735e4 100644
--- a/SpeckleLib/Speckle/Interface/Browser/Bridge/BrowserBridge.cpp
+++ b/SpeckleLib/Speckle/Interface/Browser/Bridge/BrowserBridge.cpp
@@ -92,7 +92,7 @@ void BrowserBridge::sendEvent(speckle::utility::String eventName, std::unique_pt
 		return;
 	}
 		//Generate a custom requestID for the data
-	String requestID{String{Guid64{}} + "_" + eventName};
+	String requestID{Guid64{} + "_" + eventName};
 	cacheResult(std::move(data), requestID, false);
 		//Send a notification using the event name and request ID to signal that the data is available
 	m_portal->execute(getName() + ".emitResponseReady('" + eventName + "','" + requestID + "')");
diff --git a/SpeckleLib/SpeckleLib17.vcxproj b/SpeckleLib/SpeckleLib17.vcxproj
index bb63d76..9a9a317 100644
--- a/SpeckleLib/SpeckleLib17.vcxproj
+++ b/SpeckleLib/SpeckleLib17.vcxproj
@@ -49,6 +49,7 @@
     <ClInclude Include="Speckle\Serialise\JSBase\JSBaseTransport.h" />
     <ClInclude Include="Speckle\Utility\Exception.h" />
     <ClInclude Include="Speckle\Utility\Guid.h" />
+    <ClInclude Include="Speckle\Utility\Guid64.h" />
     <ClInclude Include="Speckle\Utility\String.h" />
   </ItemGroup>
   <ItemGroup>
@@ -67,6 +68,7 @@
     <ClCompile Include="Speckle\Record\Credentials\Account.cpp" />
     <ClCompile Include="Speckle\Serialise\JSBase\JSBaseTransport.cpp" />
     <ClCompile Include="Speckle\Utility\Guid.cpp" />
+    <ClCompile Include="Speckle\Utility\Guid64.cpp" />
     <ClCompile Include="Speckle\Utility\String.cpp" />
   </ItemGroup>
   <ItemGroup>
diff --git a/SpeckleLib/SpeckleLib17.vcxproj.filters b/SpeckleLib/SpeckleLib17.vcxproj.filters
index 17b945d..c8ff4db 100644
--- a/SpeckleLib/SpeckleLib17.vcxproj.filters
+++ b/SpeckleLib/SpeckleLib17.vcxproj.filters
@@ -148,6 +148,9 @@
     <ClInclude Include="Speckle\Interface\Browser\Bridge\BridgeMethodBase.h">
       <Filter>Speckle\Interface\Browser\Bridge</Filter>
     </ClInclude>
+    <ClInclude Include="Speckle\Utility\Guid64.h">
+      <Filter>Speckle\Utility</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="Speckle\Database\Content\Link.cpp">
@@ -198,6 +201,9 @@
     <ClCompile Include="Speckle\Interface\Browser\Bridge\BridgeArgumentWrap.cpp">
       <Filter>Speckle\Interface\Browser\Bridge</Filter>
     </ClCompile>
+    <ClCompile Include="Speckle\Utility\Guid64.cpp">
+      <Filter>Speckle\Utility</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <Text Include="Speckle\CMakeLists.txt">