diff --git a/Sources/Arch/include/Arch/attributes.h b/Sources/Arch/include/Arch/attributes.h
index cf436a251..78d57ac5c 100644
--- a/Sources/Arch/include/Arch/attributes.h
+++ b/Sources/Arch/include/Arch/attributes.h
@@ -249,17 +249,6 @@ struct Arch_ConstructorEntry {
             _priority}; \
     static void _name(__VA_ARGS__)
 
-#elif defined(ARCH_COMPILER_GCC) || defined(ARCH_COMPILER_CLANG)
-
-// The used attribute is required to prevent these apparently unused functions
-// from being removed by the linker.
-#  define ARCH_CONSTRUCTOR(_name, _priority, ...) \
-    __attribute__((used, section(".pxrctor"), constructor((_priority) + 100))) static void _name( \
-        __VA_ARGS__)
-#  define ARCH_DESTRUCTOR(_name, _priority, ...) \
-    __attribute__((used, section(".pxrdtor"), destructor((_priority) + 100))) static void _name( \
-        __VA_ARGS__)
-
 #elif defined(ARCH_OS_WINDOWS)
 
 // Entry for a constructor/destructor in the custom section.
@@ -309,6 +298,17 @@ struct Arch_ConstructorInit {
     _ARCH_ENSURE_PER_LIB_INIT(Arch_ConstructorInit, _archCtorInit); \
     static void _name(__VA_ARGS__)
 
+#elif defined(ARCH_COMPILER_GCC) || defined(ARCH_COMPILER_CLANG)
+
+// The used attribute is required to prevent these apparently unused functions
+// from being removed by the linker.
+#  define ARCH_CONSTRUCTOR(_name, _priority, ...) \
+    __attribute__((used, section(".pxrctor"), constructor((_priority) + 100))) static void _name( \
+        __VA_ARGS__)
+#  define ARCH_DESTRUCTOR(_name, _priority, ...) \
+    __attribute__((used, section(".pxrdtor"), destructor((_priority) + 100))) static void _name( \
+        __VA_ARGS__)
+
 #else
 
 // Leave macros undefined so we'll fail to build on a new system/compiler
diff --git a/Sources/UsdVol/field3DAsset.cpp b/Sources/UsdVol/field3DAsset.cpp
index 8085c506f..4528c23f4 100644
--- a/Sources/UsdVol/field3DAsset.cpp
+++ b/Sources/UsdVol/field3DAsset.cpp
@@ -11,6 +11,8 @@
 #include "Sdf/assetPath.h"
 #include "Sdf/types.h"
 
+#include "Tf/registryManager.h"
+
 PXR_NAMESPACE_OPEN_SCOPE
 
 // Register the schema with the TfType system.