diff --git a/libraries/render-utils/src/RenderShadowTask.cpp b/libraries/render-utils/src/RenderShadowTask.cpp
index b83f2e87e9..2e5b7132e4 100644
--- a/libraries/render-utils/src/RenderShadowTask.cpp
+++ b/libraries/render-utils/src/RenderShadowTask.cpp
@@ -260,6 +260,7 @@ void RenderShadowCascadeSetup::run(const render::RenderContextPointer& renderCon
     RenderArgs* args = renderContext->args;
 
     output.edit0() = args->_renderMode;
+    output.edit2() = args->_sizeScale;
 
     const auto globalShadow = lightStage->getCurrentKeyShadow();
     if (globalShadow && _cascadeIndex<globalShadow->getCascadeCount()) {
@@ -270,6 +271,14 @@ void RenderShadowCascadeSetup::run(const render::RenderContextPointer& renderCon
         // Set the keylight render args
         args->pushViewFrustum(*(globalShadow->getCascade(_cascadeIndex).getFrustum()));
         args->_renderMode = RenderArgs::SHADOW_RENDER_MODE;
+        if (lightStage->getCurrentKeyLight()->getType() == model::Light::SUN) {
+            const float shadowSizeScale = 1e16f;
+            // Set the size scale to a ridiculously high value to prevent small object culling which assumes
+            // the view frustum is a perspective projection. But this isn't the case for the sun which
+            // is an orthographic projection.
+            args->_sizeScale = shadowSizeScale;
+        }
+
     } else {
         output.edit1() = ItemFilter::Builder::nothing();
     }
@@ -284,4 +293,5 @@ void RenderShadowCascadeTeardown::run(const render::RenderContextPointer& render
     assert(args->hasViewFrustum());
     // Reset the render args
     args->_renderMode = input.get0();
+    args->_sizeScale = input.get2();
 };
diff --git a/libraries/render-utils/src/RenderShadowTask.h b/libraries/render-utils/src/RenderShadowTask.h
index a723a529f0..d8d4c624e7 100644
--- a/libraries/render-utils/src/RenderShadowTask.h
+++ b/libraries/render-utils/src/RenderShadowTask.h
@@ -64,7 +64,7 @@ public:
 
 class RenderShadowCascadeSetup {
 public:
-    using Outputs = render::VaryingSet2<RenderArgs::RenderMode, render::ItemFilter>;
+    using Outputs = render::VaryingSet3<RenderArgs::RenderMode, render::ItemFilter, float>;
     using JobModel = render::Job::ModelO<RenderShadowCascadeSetup, Outputs>;
 
     RenderShadowCascadeSetup(unsigned int cascadeIndex) : _cascadeIndex{ cascadeIndex } {}