diff --git a/indra/CMakeLists.txt b/indra/CMakeLists.txt
index 4b7b36735c..7b7e7c8348 100644
--- a/indra/CMakeLists.txt
+++ b/indra/CMakeLists.txt
@@ -36,6 +36,11 @@ else (OPENSIM)
   endif()
   message("compiling without OpenSim support")
 endif (OPENSIM)
+
+if (HAVOK_TPV)
+  add_definitions(-DHAVOK_TPV=1)
+  message("compiling with Havok libraries")
+endif (HAVOK_TPV)
 #</FS:AW optional opensim support>
 
 #<FS:Ansariel> Support for test builds
diff --git a/indra/cmake/Variables.cmake b/indra/cmake/Variables.cmake
index b74990ce7d..ea98beedb6 100644
--- a/indra/cmake/Variables.cmake
+++ b/indra/cmake/Variables.cmake
@@ -221,7 +221,7 @@ set(USE_PRECOMPILED_HEADERS ON CACHE BOOL "Enable use of precompiled header dire
 # <FS:ND> When using Havok, we have to turn OpenSim support off
 if( HAVOK_TPV )
  if( OPENSIM )
-  message( "Compiling with Havok libraries, disabling OpenSim support" )
+  message( "compiling with Havok libraries, disabling OpenSim support" )
  endif( OPENSIM )
   
  set( OPENSIM OFF )
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index d680580d86..01551e55c3 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -2055,7 +2055,7 @@ bool LLAppViewer::cleanup()
 	// <FS:ND> FIRE-8385 Crash on exit in Havok. It is hard to say why it happens, as we only have the binary Havok blob. This is a hack around it.
 	// Due to the fact the process is going to die anyway, the OS will clean up any reources left by not calling quitSystem.
 	// The OpenSim version does not use Havok, it is okay to call shutdown then.
-#ifdef OPENSIM
+#ifndef HAVOK_TPV
 	// shut down Havok
 	LLPhysicsExtensions::quitSystem();
 #endif // </FS:ND>
@@ -3694,10 +3694,12 @@ LLSD LLAppViewer::getViewerInfo() const
     //}
 
 // <FS:CR> FIRE-8273: Add Open-sim indicator to About floater
-#ifdef OPENSIM
+#if defined OPENSIM
 	info["BUILD_TYPE"] = LLTrans::getString("FSWithOpensim");
-#else
+#elif defined HAVOK_TPV
 	info["BUILD_TYPE"] = LLTrans::getString("FSWithHavok");
+#else
+	info["BUILD_TYPE"] = std::string();
 #endif // OPENSIM
 // </FS:CR>
 	info["SKIN"] = gSavedSettings.getString("FSInternalSkinCurrent");
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index c965f933b1..f440092db4 100644
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -410,7 +410,7 @@ BOOL LLFloaterModelPreview::postBuild()
 	{
 		validate_url = llformat("http://secondlife.%s.lindenlab.com/my/account/mesh.php", current_grid.c_str());
 	}
-#ifdef OPENSIM // <FS:AW optional opensim support>
+#ifndef HAVOK_TPV // <FS:AW optional opensim support>
 	else
 	{
 		// TODO: Opensim: Set it to something reasonable
diff --git a/indra/newview/llfloaterpathfindingconsole.cpp b/indra/newview/llfloaterpathfindingconsole.cpp
index 74d60ed234..943e3baa89 100644
--- a/indra/newview/llfloaterpathfindingconsole.cpp
+++ b/indra/newview/llfloaterpathfindingconsole.cpp
@@ -58,7 +58,7 @@
 #include "pipeline.h"
 
 // <FS:CR> For NoHavok alert
-#ifdef OPENSIM
+#ifndef HAVOK_TPV
 #include "llnotificationsutil.h"
 #endif // OPENSIM
 // </FS:CR>
@@ -251,7 +251,7 @@ void LLFloaterPathfindingConsole::onOpen(const LLSD& pKey)
 		switchIntoTestPathMode();
 	}
 // <FS:CR> Show an alert dialog if using the Opensim viewer as functionality will be limited without Havok
-#ifdef OPENSIM
+#ifndef HAVOK_TPV
 	LLSD args;
 	args["FEATURE"] = getString("no_havok");
 	LLNotificationsUtil::add("NoHavok", args);