diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp
index ed4d6330..5371ae48 100644
--- a/src/ipa/rkisp1/algorithms/agc.cpp
+++ b/src/ipa/rkisp1/algorithms/agc.cpp
@@ -424,8 +424,7 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame,
 	double analogueGain = frameContext.sensor.gain;
 	utils::Duration effectiveExposureValue = exposureTime * analogueGain;
 
-	/* \todo Plumb in the lux value. Requires a lux algo + tuning */
-	double lux = 400;
+	double lux = frameContext.agc.lux;
 
 	utils::Duration shutterTime;
 	double aGain, dGain;