diff --git a/src/ipa/simple/soft_simple.cpp b/src/ipa/simple/soft_simple.cpp
index f4a6bdf4..a8499f29 100644
--- a/src/ipa/simple/soft_simple.cpp
+++ b/src/ipa/simple/soft_simple.cpp
@@ -287,10 +287,21 @@ void IPASoftSimple::prepare(const uint32_t frame)
 }
 
 void IPASoftSimple::processStats(
-	[[maybe_unused]] const uint32_t frame,
+	const uint32_t frame,
 	[[maybe_unused]] const uint32_t bufferId,
 	const ControlList &sensorControls)
 {
+	IPAFrameContext &frameContext = context_.frameContexts.get(frame);
+	/*
+	 * Software ISP currently does not produce any metadata. Use an empty
+	 * ControlList for now.
+	 *
+	 * \todo Implement proper metadata handling
+	 */
+	ControlList metadata(controls::controls);
+	for (auto const &algo : algorithms())
+		algo->process(context_, frame, frameContext, stats_, metadata);
+
 	SwIspStats::Histogram histogram = stats_->yHistogram;
 	if (ignoreUpdates_ > 0)
 		blackLevel_.update(histogram);