diff --git a/lsfg-vk-backend/src/helpers/utils.cpp b/lsfg-vk-backend/src/helpers/utils.cpp
index 3c310cd..1a8fab8 100644
--- a/lsfg-vk-backend/src/helpers/utils.cpp
+++ b/lsfg-vk-backend/src/helpers/utils.cpp
@@ -13,11 +13,8 @@ using namespace lsfgvk;
 using namespace lsfgvk::backend;
 
 ConstantBuffer backend::getDefaultConstantBuffer(
-        size_t index, size_t total,
-        bool hdr, float invFlow) {
+        size_t index, size_t total, float invFlow) {
     return ConstantBuffer {
-        .advancedColorKind = hdr ? 2U : 0U,
-        .hdrSupport = hdr ? 1U : 0U,
         .resolutionInvScale = invFlow,
         .timestamp = static_cast<float>(index + 1) / static_cast<float>(total + 1),
         .uiThreshold = 0.5F
diff --git a/lsfg-vk-backend/src/helpers/utils.hpp b/lsfg-vk-backend/src/helpers/utils.hpp
index 202ac0c..0944714 100644
--- a/lsfg-vk-backend/src/helpers/utils.hpp
+++ b/lsfg-vk-backend/src/helpers/utils.hpp
@@ -56,12 +56,10 @@ namespace lsfgvk::backend {
     /// get a prefilled constant buffer
     /// @param index timestamp index
     /// @param total total amount of images
-    /// @param hdr whether HDR is enabled
     /// @param invFlow inverted flow scale value
     /// @return prefilled constant buffer
     ConstantBuffer getDefaultConstantBuffer(
-        size_t index, size_t total,
-        bool hdr, float invFlow
+        size_t index, size_t total, float invFlow
     );
 
     /// round down a VkExtent2D
diff --git a/lsfg-vk-backend/src/lsfgvk.cpp b/lsfg-vk-backend/src/lsfgvk.cpp
index c94cfe1..e55730f 100644
--- a/lsfg-vk-backend/src/lsfgvk.cpp
+++ b/lsfg-vk-backend/src/lsfgvk.cpp
@@ -369,8 +369,7 @@ namespace {
             for (size_t i = 0; i < count; ++i)
                 constantBuffers.emplace_back(vk,
                     backend::getDefaultConstantBuffer(
-                        i, count,
-                        hdr, flow
+                        i, count, hdr
                     )
                 );
 
@@ -378,7 +377,7 @@ namespace {
                 .vk = std::ref(vk),
                 .shaders = std::ref(shaders),
                 .pool{vk, backend::calculateDescriptorPoolLimits(count, perf)},
-                .constantBuffer{vk, backend::getDefaultConstantBuffer(0, 1, hdr, flow)},
+                .constantBuffer{vk, backend::getDefaultConstantBuffer(0, 1, flow)},
                 .constantBuffers{std::move(constantBuffers)},
                 .bnbSampler{vk, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER, VK_COMPARE_OP_NEVER, false},
                 .bnwSampler{vk, VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_BORDER, VK_COMPARE_OP_NEVER, true},