diff --git a/CMakeLists.txt b/CMakeLists.txt
index f67830840..8404bf93c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,6 +81,11 @@ set(HECL_DATASPEC_PUSHES
     hecl::Database::DATA_SPEC_REGISTRY.push_back(&DataSpec::SpecEntMP3);
     hecl::Database::DATA_SPEC_REGISTRY.push_back(&DataSpec::SpecEntMP3PC);")
 add_subdirectory(hecl)
+
+if(NOT TARGET atdna)
+  message(FATAL_ERROR "atdna required for building URDE; please verify LLVM installation")
+endif()
+
 add_definitions(${BOO_SYS_DEFINES})
 include_directories(${BOO_SYS_INCLUDES})
 add_subdirectory(amuse)
diff --git a/Editor/ViewManager.cpp b/Editor/ViewManager.cpp
index 61951e2b3..db5093aff 100644
--- a/Editor/ViewManager.cpp
+++ b/Editor/ViewManager.cpp
@@ -333,7 +333,7 @@ void ViewManager::init(boo::IApplication* app)
     m_mainWindow->showWindow();
     m_mainWindow->setWaitCursor(true);
 
-    float pixelFactor = 1.0;
+    float pixelFactor = m_mainWindow->getVirtualPixelFactor();
 
     m_mainBooFactory = m_mainWindow->getMainContextDataFactory();
     m_mainPlatformName = m_mainBooFactory->platformName();
diff --git a/Editor/icons/CMakeLists.txt b/Editor/icons/CMakeLists.txt
index 80edef7f5..abc8f9bc1 100644
--- a/Editor/icons/CMakeLists.txt
+++ b/Editor/icons/CMakeLists.txt
@@ -12,6 +12,7 @@ if(WIN32)
                "$ENV{ProgramW6432}/Inkscape"
                "$ENV{PROGRAMFILES(X86)}/Inkscape")
 else()
+  set(CMAKE_FIND_APPBUNDLE FIRST)
   find_program(INKSCAPE_BIN inkscape)
 endif()
 if(INKSCAPE_BIN STREQUAL "INKSCAPE_BIN-NOTFOUND")
diff --git a/Runtime/Graphics/CGraphics.cpp b/Runtime/Graphics/CGraphics.cpp
index 1f49352b6..fe8e7caeb 100644
--- a/Runtime/Graphics/CGraphics.cpp
+++ b/Runtime/Graphics/CGraphics.cpp
@@ -71,6 +71,7 @@ void CGraphics::SetFog(ERglFogMode mode, float startz, float endz, const zeus::C
     if (mode == ERglFogMode::None)
     {
         g_Fog.m_start = 4096.f;
+        g_Fog.m_rangeScale = 1.f;
     }
     else
     {
diff --git a/amuse b/amuse
index c886bfd7d..eb948dfd6 160000
--- a/amuse
+++ b/amuse
@@ -1 +1 @@
-Subproject commit c886bfd7d2e7ef0d397db469160cbce3e29484ee
+Subproject commit eb948dfd63236cceaf4055c032fa7f88c8fa4955
diff --git a/hecl b/hecl
index 9a4781eb6..389c6a2e3 160000
--- a/hecl
+++ b/hecl
@@ -1 +1 @@
-Subproject commit 9a4781eb6c763ba412e432806990694235d5fb48
+Subproject commit 389c6a2e3d7aaffc132c7d027af8eb17873433ed
diff --git a/specter b/specter
index 1410e7656..ac2ebd549 160000
--- a/specter
+++ b/specter
@@ -1 +1 @@
-Subproject commit 1410e76566910b2436d1588f6976470684d57e33
+Subproject commit ac2ebd5499cfcdb6183c7fa26618555575f9b9c6