diff --git a/media/libaudiohal/impl/effectsAidlConversion/AidlConversionVisualizer.cpp b/media/libaudiohal/impl/effectsAidlConversion/AidlConversionVisualizer.cpp
index 2d5af59..b4440ee 100644
--- a/media/libaudiohal/impl/effectsAidlConversion/AidlConversionVisualizer.cpp
+++ b/media/libaudiohal/impl/effectsAidlConversion/AidlConversionVisualizer.cpp
@@ -52,6 +52,7 @@
     Parameter aidlParam;
     switch (type) {
         case VISUALIZER_PARAM_CAPTURE_SIZE: {
+            mCaptureSize = value;
             aidlParam = MAKE_SPECIFIC_PARAMETER(Visualizer, visualizer, captureSamples, value);
             break;
         }