diff --git a/libs/shaders/include/shaders/shaders.h b/libs/shaders/include/shaders/shaders.h
index 712a27a..43828cc 100644
--- a/libs/shaders/include/shaders/shaders.h
+++ b/libs/shaders/include/shaders/shaders.h
@@ -100,6 +100,7 @@
 std::vector<tonemap::ShaderUniform> buildLinearEffectUniforms(const LinearEffect& linearEffect,
                                                               const mat4& colorTransform,
                                                               float maxDisplayLuminance,
+                                                              float currentDisplayLuminanceNits,
                                                               float maxLuminance);
 
 } // namespace android::shaders
diff --git a/libs/shaders/shaders.cpp b/libs/shaders/shaders.cpp
index 6019c4a..4d88d5d 100644
--- a/libs/shaders/shaders.cpp
+++ b/libs/shaders/shaders.cpp
@@ -463,6 +463,7 @@
 std::vector<tonemap::ShaderUniform> buildLinearEffectUniforms(const LinearEffect& linearEffect,
                                                               const mat4& colorTransform,
                                                               float maxDisplayLuminance,
+                                                              float currentDisplayLuminanceNits,
                                                               float maxLuminance) {
     std::vector<tonemap::ShaderUniform> uniforms;
     if (linearEffect.inputDataspace == linearEffect.outputDataspace) {
@@ -480,6 +481,7 @@
     }
 
     tonemap::Metadata metadata{.displayMaxLuminance = maxDisplayLuminance,
+                               .currentDisplayLuminanceNits = currentDisplayLuminanceNits,
                                // If the input luminance is unknown, use display luminance (aka,
                                // no-op any luminance changes)
                                // This will be the case for eg screenshots in addition to