diff --git a/audio/aidl/default/bassboost/BassBoostSw.cpp b/audio/aidl/default/bassboost/BassBoostSw.cpp
index dbf2e15..6072d89 100644
--- a/audio/aidl/default/bassboost/BassBoostSw.cpp
+++ b/audio/aidl/default/bassboost/BassBoostSw.cpp
@@ -68,8 +68,7 @@
 const Capability BassBoostSw::kCapability = {.range = {BassBoostSw::kRanges}};
 const Descriptor BassBoostSw::kDescriptor = {
         .common = {.id = {.type = getEffectTypeUuidBassBoost(),
-                          .uuid = getEffectImplUuidBassBoostSw(),
-                          .proxy = getEffectImplUuidBassBoostProxy()},
+                          .uuid = getEffectImplUuidBassBoostSw()},
                    .flags = {.type = Flags::Type::INSERT,
                              .insert = Flags::Insert::FIRST,
                              .volume = Flags::Volume::CTRL},
diff --git a/audio/aidl/default/equalizer/EqualizerSw.cpp b/audio/aidl/default/equalizer/EqualizerSw.cpp
index 9769924..b2add31 100644
--- a/audio/aidl/default/equalizer/EqualizerSw.cpp
+++ b/audio/aidl/default/equalizer/EqualizerSw.cpp
@@ -88,16 +88,14 @@
         MAKE_RANGE(Equalizer, centerFreqMh, std::vector<int>({1}), std::vector<int>({0}))};
 
 const Capability EqualizerSw::kEqCap = {.range = EqualizerSw::kRanges};
-const Descriptor EqualizerSw::kDesc = {
-        .common = {.id = {.type = getEffectTypeUuidEqualizer(),
-                          .uuid = getEffectImplUuidEqualizerSw(),
-                          .proxy = getEffectImplUuidEqualizerProxy()},
-                   .flags = {.type = Flags::Type::INSERT,
-                             .insert = Flags::Insert::FIRST,
-                             .volume = Flags::Volume::CTRL},
-                   .name = EqualizerSw::kEffectName,
-                   .implementor = "The Android Open Source Project"},
-        .capability = EqualizerSw::kEqCap};
+const Descriptor EqualizerSw::kDesc = {.common = {.id = {.type = getEffectTypeUuidEqualizer(),
+                                                         .uuid = getEffectImplUuidEqualizerSw()},
+                                                  .flags = {.type = Flags::Type::INSERT,
+                                                            .insert = Flags::Insert::FIRST,
+                                                            .volume = Flags::Volume::CTRL},
+                                                  .name = EqualizerSw::kEffectName,
+                                                  .implementor = "The Android Open Source Project"},
+                                       .capability = EqualizerSw::kEqCap};
 
 ndk::ScopedAStatus EqualizerSw::getDescriptor(Descriptor* _aidl_return) {
     LOG(DEBUG) << __func__ << kDesc.toString();
diff --git a/audio/aidl/default/virtualizer/VirtualizerSw.cpp b/audio/aidl/default/virtualizer/VirtualizerSw.cpp
index e34464f..0e8435e 100644
--- a/audio/aidl/default/virtualizer/VirtualizerSw.cpp
+++ b/audio/aidl/default/virtualizer/VirtualizerSw.cpp
@@ -16,6 +16,7 @@
 
 #include <algorithm>
 #include <cstddef>
+#include <optional>
 
 #define LOG_TAG "AHAL_VirtualizerSw"
 #include <Utils.h>
@@ -76,8 +77,7 @@
 
 const Descriptor VirtualizerSw::kDescriptor = {
         .common = {.id = {.type = getEffectTypeUuidVirtualizer(),
-                          .uuid = getEffectImplUuidVirtualizerSw(),
-                          .proxy = getEffectImplUuidVirtualizerProxy()},
+                          .uuid = getEffectImplUuidVirtualizerSw()},
                    .flags = {.type = Flags::Type::INSERT,
                              .insert = Flags::Insert::FIRST,
                              .volume = Flags::Volume::CTRL},