diff --git a/filament/src/ShadowMapManager.cpp b/filament/src/ShadowMapManager.cpp
index ac8c70d8d9..6d8f2d7208 100644
--- a/filament/src/ShadowMapManager.cpp
+++ b/filament/src/ShadowMapManager.cpp
@@ -629,7 +629,8 @@ ShadowMapManager::ShadowTechnique ShadowMapManager::updateCascadeShadowMaps(FEng
             .textureDimension    = uint16_t(options.mapSize),
             .shadowDimension     = uint16_t(options.mapSize - 2u),
             .textureSpaceFlipped = engine.getBackend() == Backend::METAL ||
-                                   engine.getBackend() == Backend::VULKAN,
+                                   engine.getBackend() == Backend::VULKAN ||
+                                   engine.getBackend() == Backend::WEBGPU,
             .vsm                 = view.hasVSM()
     };
 
@@ -806,7 +807,8 @@ void ShadowMapManager::prepareSpotShadowMap(ShadowMap& shadowMap, FEngine& engin
             .textureDimension    = uint16_t(options->mapSize),
             .shadowDimension     = uint16_t(options->mapSize - 2u),
             .textureSpaceFlipped = engine.getBackend() == Backend::METAL ||
-                                   engine.getBackend() == Backend::VULKAN,
+                                   engine.getBackend() == Backend::VULKAN ||
+                                   engine.getBackend() == Backend::WEBGPU,
             .vsm                 = view.hasVSM()
     };
 
@@ -898,7 +900,8 @@ void ShadowMapManager::preparePointShadowMap(ShadowMap& shadowMap,
             .textureDimension    = uint16_t(options->mapSize),
             .shadowDimension     = uint16_t(options->mapSize), // point-lights don't have a border
             .textureSpaceFlipped = engine.getBackend() == Backend::METAL ||
-                                   engine.getBackend() == Backend::VULKAN,
+                                   engine.getBackend() == Backend::VULKAN ||
+                                   engine.getBackend() == Backend::WEBGPU,
             .vsm                 = view.hasVSM()
     };
 
diff --git a/shaders/src/post_process_main.vs b/shaders/src/post_process_main.vs
index 32c33aadc1..6f77f2550b 100644
--- a/shaders/src/post_process_main.vs
+++ b/shaders/src/post_process_main.vs
@@ -19,8 +19,8 @@ void main() {
 #endif
 
     // Adjust clip-space
-#if !defined(TARGET_VULKAN_ENVIRONMENT) && !defined(TARGET_METAL_ENVIRONMENT)
-    // This is not needed in Vulkan or Metal because clipControl is always (1, 0)
+#if !defined(TARGET_VULKAN_ENVIRONMENT) && !defined(TARGET_METAL_ENVIRONMENT) && !defined(TARGET_WEBGPU_ENVIRONMENT)
+    // This is not needed in Vulkan, Metal or WebGPU because clipControl is always (1, 0)
     // (We don't use a dot() here because it works around a spirv-opt optimization that in turn
     //  causes a crash on PowerVR, see #5118)
     inputs.position.z = inputs.position.z * frameUniforms.clipControl.x + inputs.position.w * frameUniforms.clipControl.y;
diff --git a/shaders/src/surface_main.vs b/shaders/src/surface_main.vs
index b71d1be4af..17d32a9fd8 100644
--- a/shaders/src/surface_main.vs
+++ b/shaders/src/surface_main.vs
@@ -246,8 +246,8 @@ void main() {
     position.y = -position.y;
 #endif
 
-#if !defined(TARGET_VULKAN_ENVIRONMENT) && !defined(TARGET_METAL_ENVIRONMENT)
-    // This is not needed in Vulkan or Metal because clipControl is always (1, 0)
+#if !defined(TARGET_VULKAN_ENVIRONMENT) && !defined(TARGET_METAL_ENVIRONMENT) && !defined(TARGET_WEBGPU_ENVIRONMENT)
+    // This is not needed in Vulkan, Metal or WebGPU because clipControl is always (1, 0)
     // (We don't use a dot() here because it workaround a spirv-opt optimization that in turn
     //  causes a crash on PowerVR, see #5118)
     position.z = position.z * frameUniforms.clipControl.x + position.w * frameUniforms.clipControl.y;