diff --git a/services/audiomanager/managersink/src/daudio_sink_manager.cpp b/services/audiomanager/managersink/src/daudio_sink_manager.cpp
index 497467aa99dfa9c97303644fea6d6aedb1966cf0..aef501e8fca4aca596ae05306651856a3ad75ff9 100644
--- a/services/audiomanager/managersink/src/daudio_sink_manager.cpp
+++ b/services/audiomanager/managersink/src/daudio_sink_manager.cpp
@@ -42,11 +42,6 @@ const std::string SENDER_SO_NAME = "libdistributed_av_sender.z.so";
 const std::string GET_SENDER_PROVIDER_FUNC = "GetAVSenderEngineProvider";
 const std::string RECEIVER_SO_NAME = "libdistributed_av_receiver.z.so";
 const std::string GET_RECEIVER_PROVIDER_FUNC = "GetAVReceiverEngineProvider";
-#ifdef __LP64__
-const std::string LIB_LOAD_PATH = "/system/lib64/";
-#else
-const std::string LIB_LOAD_PATH = "/system/lib/";
-#endif
 DAudioSinkManager::DAudioSinkManager()
 {
     DHLOGD("Distributed audio sink manager constructed.");
@@ -304,13 +299,11 @@ void DAudioSinkManager::ClearAudioDev(const std::string &devId)
 int32_t DAudioSinkManager::LoadAVReceiverEngineProvider()
 {
     DHLOGI("LoadAVReceiverEngineProvider enter");
-    char path[PATH_MAX + 1] = {0x00};
-    if ((LIB_LOAD_PATH.length() + RECEIVER_SO_NAME.length()) > PATH_MAX ||
-        realpath((LIB_LOAD_PATH + RECEIVER_SO_NAME).c_str(), path) == nullptr) {
+    if (RECEIVER_SO_NAME.length() > PATH_MAX) {
         DHLOGE("File open failed");
         return ERR_DH_AUDIO_NULLPTR;
     }
-    pRHandler_ = dlopen(path, RTLD_LAZY | RTLD_NODELETE);
+    pRHandler_ = dlopen(RECEIVER_SO_NAME.c_str(), RTLD_LAZY | RTLD_NODELETE);
     CHECK_NULL_RETURN(pRHandler_, ERR_DH_AUDIO_NULLPTR);
 
     AVTransProviderClass getEngineFactoryFunc = (AVTransProviderClass)dlsym(pRHandler_,
@@ -339,13 +332,11 @@ int32_t DAudioSinkManager::UnloadAVReceiverEngineProvider()
 int32_t DAudioSinkManager::LoadAVSenderEngineProvider()
 {
     DHLOGI("LoadAVSenderEngineProvider enter");
-    char path[PATH_MAX + 1] = {0x00};
-    if ((LIB_LOAD_PATH.length() + SENDER_SO_NAME.length()) > PATH_MAX ||
-        realpath((LIB_LOAD_PATH + SENDER_SO_NAME).c_str(), path) == nullptr) {
+    if (SENDER_SO_NAME.length() > PATH_MAX) {
         DHLOGE("File open failed");
         return ERR_DH_AUDIO_NULLPTR;
     }
-    pSHandler_ = dlopen(path, RTLD_LAZY | RTLD_NODELETE);
+    pSHandler_ = dlopen(SENDER_SO_NAME.c_str(), RTLD_LAZY | RTLD_NODELETE);
     CHECK_NULL_RETURN(pSHandler_, ERR_DH_AUDIO_NULLPTR);
 
     AVTransProviderClass getEngineFactoryFunc = (AVTransProviderClass)dlsym(pSHandler_,
diff --git a/services/audiomanager/managersource/src/daudio_echo_cannel_manager.cpp b/services/audiomanager/managersource/src/daudio_echo_cannel_manager.cpp
index ee0213cc79c3788caa9c05f19637a56f3d8fe519..400809d04821fd639bb00cdbc87ea43cbf2b87b8 100644
--- a/services/audiomanager/managersource/src/daudio_echo_cannel_manager.cpp
+++ b/services/audiomanager/managersource/src/daudio_echo_cannel_manager.cpp
@@ -35,11 +35,6 @@ using AecEffectProcessorProvider = AecEffector *(*)();
 const std::string ECHOCANNEL_SO_NAME = "libdaudio_aec_effect_processor.z.so";
 const std::string GET_AEC_EFFECT_PROCESSOR_FUNC = "GetAecEffector";
 const int32_t FRAME_SIZE_NORMAL = 3840;
-#ifdef __LP64__
-const std::string LIB_LOAD_PATH = "/system/lib64/";
-#else
-const std::string LIB_LOAD_PATH = "/system/lib/";
-#endif
 
 DAudioEchoCannelManager::DAudioEchoCannelManager()
 {
@@ -307,13 +302,11 @@ int32_t DAudioEchoCannelManager::AudioCaptureRelease()
 int32_t DAudioEchoCannelManager::LoadAecProcessor()
 {
     DHLOGI("LoadAecEffectProcessor enter");
-    char path[PATH_MAX + 1] = {0x00};
-    if ((LIB_LOAD_PATH.length() + ECHOCANNEL_SO_NAME.length()) > PATH_MAX ||
-        realpath((LIB_LOAD_PATH+ ECHOCANNEL_SO_NAME).c_str(), path) == nullptr) {
+    if (ECHOCANNEL_SO_NAME.length() > PATH_MAX) {
         DHLOGE("File open failed");
         return ERR_DH_AUDIO_NULLPTR;
     }
-    aecHandler_ = dlopen(path, RTLD_LAZY | RTLD_NODELETE);
+    aecHandler_ = dlopen(ECHOCANNEL_SO_NAME.c_str(), RTLD_LAZY | RTLD_NODELETE);
     CHECK_AND_RETURN_RET_LOG(aecHandler_ == nullptr, ERR_DH_AUDIO_NULLPTR, "dlOpen error.");
     AecEffectProcessorProvider getAecEffectProcessorFunc = (AecEffectProcessorProvider)dlsym(aecHandler_,
         GET_AEC_EFFECT_PROCESSOR_FUNC.c_str());
diff --git a/services/audiomanager/managersource/src/daudio_source_manager.cpp b/services/audiomanager/managersource/src/daudio_source_manager.cpp
index 9dcb012c716d62a880210dfd1ec6a5b4f9d68e99..45325d1e72ea75186d9b4ed7466c5539089edefb 100644
--- a/services/audiomanager/managersource/src/daudio_source_manager.cpp
+++ b/services/audiomanager/managersource/src/daudio_source_manager.cpp
@@ -43,11 +43,6 @@ const std::string SENDER_SO_NAME = "libdistributed_av_sender.z.so";
 const std::string GET_SENDER_PROVIDER_FUNC = "GetAVSenderEngineProvider";
 const std::string RECEIVER_SO_NAME = "libdistributed_av_receiver.z.so";
 const std::string GET_RECEIVER_PROVIDER_FUNC = "GetAVReceiverEngineProvider";
-#ifdef __LP64__
-const std::string LIB_LOAD_PATH = "/system/lib64/";
-#else
-const std::string LIB_LOAD_PATH = "/system/lib/";
-#endif
 
 DAudioSourceManager::DAudioSourceManager()
 {
@@ -503,13 +498,11 @@ void DAudioSourceManager::ListenAudioDev()
 int32_t DAudioSourceManager::LoadAVSenderEngineProvider()
 {
     DHLOGI("LoadAVSenderEngineProvider enter");
-    char path[PATH_MAX + 1] = {0x00};
-    if ((LIB_LOAD_PATH.length() + SENDER_SO_NAME.length()) > PATH_MAX ||
-        realpath((LIB_LOAD_PATH + SENDER_SO_NAME).c_str(), path) == nullptr) {
+    if (SENDER_SO_NAME.length() > PATH_MAX) {
         DHLOGE("File open failed");
         return ERR_DH_AUDIO_NULLPTR;
     }
-    pSHandler_ = dlopen(path, RTLD_LAZY | RTLD_NODELETE);
+    pSHandler_ = dlopen(SENDER_SO_NAME.c_str(), RTLD_LAZY | RTLD_NODELETE);
     CHECK_NULL_RETURN(pSHandler_, ERR_DH_AUDIO_NULLPTR);
     AVTransProviderClass getEngineFactoryFunc = (AVTransProviderClass)dlsym(pSHandler_,
         GET_SENDER_PROVIDER_FUNC.c_str());
@@ -538,13 +531,11 @@ int32_t DAudioSourceManager::UnloadAVSenderEngineProvider()
 int32_t DAudioSourceManager::LoadAVReceiverEngineProvider()
 {
     DHLOGI("LoadAVReceiverEngineProvider enter");
-    char path[PATH_MAX + 1] = {0x00};
-    if ((LIB_LOAD_PATH.length() + RECEIVER_SO_NAME.length()) > PATH_MAX ||
-        realpath((LIB_LOAD_PATH + RECEIVER_SO_NAME).c_str(), path) == nullptr) {
+    if (RECEIVER_SO_NAME.length() > PATH_MAX) {
         DHLOGE("File canonicalization failed");
         return ERR_DH_AUDIO_NULLPTR;
     }
-    pRHandler_ = dlopen(path, RTLD_LAZY | RTLD_NODELETE);
+    pRHandler_ = dlopen(RECEIVER_SO_NAME.c_str(), RTLD_LAZY | RTLD_NODELETE);
     CHECK_NULL_RETURN(pRHandler_, ERR_DH_AUDIO_NULLPTR);
     AVTransProviderClass getEngineFactoryFunc = (AVTransProviderClass)dlsym(pRHandler_,
         GET_RECEIVER_PROVIDER_FUNC.c_str());