diff --git a/media/libaudiohal/impl/effectsAidlConversion/AidlConversionBassBoost.cpp b/media/libaudiohal/impl/effectsAidlConversion/AidlConversionBassBoost.cpp
index 038b7df..91c3dea 100644
--- a/media/libaudiohal/impl/effectsAidlConversion/AidlConversionBassBoost.cpp
+++ b/media/libaudiohal/impl/effectsAidlConversion/AidlConversionBassBoost.cpp
@@ -24,6 +24,7 @@
 #include <media/AidlConversionNdk.h>
 #include <media/AidlConversionEffect.h>
 #include <media/audiohal/AudioEffectUuid.h>
+#include <system/audio_effects/aidl_effects_utils.h>
 #include <system/audio_effects/effect_bassboost.h>
 
 #include <utils/Log.h>
@@ -37,6 +38,7 @@
 using ::aidl::android::aidl_utils::statusTFromBinderStatus;
 using ::aidl::android::hardware::audio::effect::BassBoost;
 using ::aidl::android::hardware::audio::effect::Parameter;
+using ::aidl::android::hardware::audio::effect::Range;
 using ::android::status_t;
 using utils::EffectParamReader;
 using utils::EffectParamWriter;
@@ -89,10 +91,10 @@
             return param.writeToValue(&value);
         }
         case BASSBOOST_PARAM_STRENGTH_SUPPORTED: {
-            uint16_t value;
-            const auto& cap =
-                    VALUE_OR_RETURN_STATUS(aidl::android::UNION_GET(mDesc.capability, bassBoost));
-            value = VALUE_OR_RETURN_STATUS(convertIntegral<uint32_t>(cap.strengthSupported));
+            // an invalid range indicates not setting support for this parameter
+            uint16_t value =
+                    ::aidl::android::hardware::audio::effect::isRangeValid<Range::Tag::bassBoost>(
+                            BassBoost::strengthPm, mDesc.capability);
             return param.writeToValue(&value);
         }
         default: {
diff --git a/media/libaudiohal/impl/effectsAidlConversion/AidlConversionDynamicsProcessing.cpp b/media/libaudiohal/impl/effectsAidlConversion/AidlConversionDynamicsProcessing.cpp
index 4ecaa07..4555c9f 100644
--- a/media/libaudiohal/impl/effectsAidlConversion/AidlConversionDynamicsProcessing.cpp
+++ b/media/libaudiohal/impl/effectsAidlConversion/AidlConversionDynamicsProcessing.cpp
@@ -147,8 +147,6 @@
                                                           DynamicsProcessing::inputGain);
             RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(mEffect->getParameter(id, &aidlParam)));
 
-            DynamicsProcessing::Capability cap =
-                    mDesc.capability.get<Capability::dynamicsProcessing>();
             std::vector<DynamicsProcessing::InputGain> gains =
                     VALUE_OR_RETURN_STATUS(aidl::android::GET_PARAMETER_SPECIFIC_FIELD(
                             aidlParam, DynamicsProcessing, dynamicsProcessing,