diff --git a/samples/03_model_render/ibl_helpers.cpp b/samples/03_model_render/ibl_helpers.cpp
index d00032c..db58cdc 100644
--- a/samples/03_model_render/ibl_helpers.cpp
+++ b/samples/03_model_render/ibl_helpers.cpp
@@ -30,7 +30,7 @@ CreateCubeFromHdrEnv(AssetLoader *assetLoader, vk::Queue computeQueue, const u32
     diffuseIrradianceName += name ? name : "";
 
     StorageTextureCube skybox;
-    skybox.Init(pDevice, cubeSide, vk::Format::eR16G16B16A16Sfloat, true, true, skyboxName.c_str());
+    skybox.Init(pDevice, cubeSide, vk::Format::eR16G16B16A16Sfloat, true, false, skyboxName.c_str());
     TextureHandle skyboxHandle = resMan->CommitTexture(&skybox);
     StorageTextureHandle skyboxStorageHandle = resMan->CommitStorageTexture(&skybox);
 
@@ -68,6 +68,23 @@ CreateCubeFromHdrEnv(AssetLoader *assetLoader, vk::Queue computeQueue, const u32
         .pImageMemoryBarriers = readyToWriteBarriers.data(),
     };
 
+    vk::ImageMemoryBarrier2 skyboxWriteToReadBarrier = {
+        .srcStageMask = vk::PipelineStageFlagBits2::eComputeShader,
+        .srcAccessMask = vk::AccessFlagBits2::eShaderStorageWrite,
+        .dstStageMask = vk::PipelineStageFlagBits2::eComputeShader,
+        .dstAccessMask = vk::AccessFlagBits2::eShaderStorageRead,
+        .oldLayout = vk::ImageLayout::eGeneral,
+        .newLayout = vk::ImageLayout::eGeneral,
+        .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
+        .image = skybox.m_Image,
+        .subresourceRange = cubeSubresRange,
+    };
+    vk::DependencyInfo skyboxReadToWriteDependency = {
+        .imageMemoryBarrierCount = 1,
+        .pImageMemoryBarriers = &skyboxWriteToReadBarrier,
+    };
+
     vk::ImageMemoryBarrier2 skyboxToSampleBarrier = {
         .srcStageMask = vk::PipelineStageFlagBits2::eComputeShader,
         .srcAccessMask = vk::AccessFlagBits2::eShaderStorageWrite | vk::AccessFlagBits2::eShaderStorageRead,
@@ -191,12 +208,11 @@ CreateCubeFromHdrEnv(AssetLoader *assetLoader, vk::Queue computeQueue, const u32
                       &skyboxPushConstant);
     cmd.dispatch(cubeSide / 16, cubeSide / 16, 6);
 
-    // Internal Barriers will ensure waiting for the next command.
-    GenerateMipMaps(cmd, &skybox, vk::ImageLayout::eGeneral, vk::ImageLayout::eGeneral);
+    cmd.pipelineBarrier2(&skyboxReadToWriteDependency);
 
+    cmd.bindPipeline(vk::PipelineBindPoint::eCompute, diffuseIrradiancePipeline);
     cmd.pushConstants(pipelineLayout, vk::ShaderStageFlagBits::eCompute, 0, sizeof skyboxPushConstant,
                       &diffuseIrradiancePushConstants);
-    cmd.bindPipeline(vk::PipelineBindPoint::eCompute, diffuseIrradiancePipeline);
     cmd.dispatch(cubeSide / 16, cubeSide / 16, 6);
 
     cmd.pipelineBarrier2(&skyboxToSampleDependency);