diff --git a/bundle.json b/bundle.json
index ef806980b354fccb22b76a342c97c7ffca5f65d6..17c11185f3d10d885cac7898bfba3dabd58460c6 100644
--- a/bundle.json
+++ b/bundle.json
@@ -24,7 +24,8 @@
         "hitrace",
         "init",
         "ipc",
-        "image_framework"
+        "image_framework",
+        "ffrt"
       ],
       "third_party": []
     },
diff --git a/libpurgeablemem/BUILD.gn b/libpurgeablemem/BUILD.gn
index b1e7b5f523c3d783e5506c702b23696c153eafd0..c6c3e7aa095d5cd903f5ed1cd13d7b28da0068cb 100644
--- a/libpurgeablemem/BUILD.gn
+++ b/libpurgeablemem/BUILD.gn
@@ -16,10 +16,12 @@ import("//build/ohos/ndk/ndk.gni")
 
 config("libpurgeable_config") {
   include_dirs = [
+    "include",
     "c/include",
     "common/include",
     "cpp/include",
     "interfaces/kits/c",
+    "//foundation/resourceschedule/ffrt/interfaces/kits/",
   ]
   cflags_cc = [ "-fexceptions" ]
 }
@@ -38,9 +40,9 @@ ohos_shared_library("libpurgeablemem") {
     "cpp/src/purgeable_resource_manager.cpp",
     "cpp/src/ux_page_table.cpp",
   ]
-  include_dirs = [ "include" ]
   external_deps = [
     "c_utils:utils",
+    "ffrt:libffrt",
     "hilog:libhilog",
     "hitrace:hitrace_meter",
     "init:libbegetutil",
diff --git a/libpurgeablemem/cpp/include/purgeable_mem_base.h b/libpurgeablemem/cpp/include/purgeable_mem_base.h
index e66727e45c5292ca9b4ace19448ffc79c8e89edd..f16187b9459e5a53aa85c7e2ba0bb52737ec75c8 100644
--- a/libpurgeablemem/cpp/include/purgeable_mem_base.h
+++ b/libpurgeablemem/cpp/include/purgeable_mem_base.h
@@ -23,6 +23,7 @@
 #include "purgeable_mem_builder.h"
 #include "purgeable_resource_manager.h"
 #include "ux_page_table.h"
+#include "ffrt.h"
 
 namespace OHOS {
 namespace PurgeableMem {
@@ -106,7 +107,7 @@ public:
 
 protected:
     void *dataPtr_ = nullptr;
-    std::mutex dataLock_;
+    ffrt::mutex dataLock_;
     bool isDataValid_ {true};
     size_t dataSizeInput_ = 0;
     std::unique_ptr<PurgeableMemBuilder> builder_ = nullptr;
diff --git a/libpurgeablemem/cpp/include/purgeable_resource_manager.h b/libpurgeablemem/cpp/include/purgeable_resource_manager.h
index 9587ac14e28b59785e80da86d0c36aac17aaa95b..d9ae622563858a8c563061bd1633d63b0666f0d2 100644
--- a/libpurgeablemem/cpp/include/purgeable_resource_manager.h
+++ b/libpurgeablemem/cpp/include/purgeable_resource_manager.h
@@ -22,7 +22,7 @@
 #include <unordered_map>
 
 #include "thread_pool.h"
-
+#include "ffrt.h"
 namespace OHOS {
 namespace PurgeableMem {
 const std::string THREAD_POOL_NAME = "PurgeThread";
diff --git a/libpurgeablemem/cpp/src/purgeable_mem_base.cpp b/libpurgeablemem/cpp/src/purgeable_mem_base.cpp
index 20f39af3caf541c4e9df26b4ef22c4caf022cb76..8b4fe8e0efe3debe96a24508976c5b74a39a68c6 100644
--- a/libpurgeablemem/cpp/src/purgeable_mem_base.cpp
+++ b/libpurgeablemem/cpp/src/purgeable_mem_base.cpp
@@ -163,7 +163,7 @@ bool PurgeableMemBase::BeginReadWithDataLock()
         return false;
     }
 
-    std::lock_guard<std::mutex> lock(dataLock_);
+    std::lock_guard<ffrt::mutex> lock(dataLock_);
     if (!isDataValid_) {
         return false;
     }
diff --git a/libpurgeablemem/cpp/src/purgeable_resource_manager.cpp b/libpurgeablemem/cpp/src/purgeable_resource_manager.cpp
index aefec6ca70205c36db4c147b0e582756438f6ca3..a962642bfdb870bb491fad6c16d5f51055802ef9 100644
--- a/libpurgeablemem/cpp/src/purgeable_resource_manager.cpp
+++ b/libpurgeablemem/cpp/src/purgeable_resource_manager.cpp
@@ -218,7 +218,7 @@ void PurgeableResourceManager::EndAccessPurgeableMem()
 void PurgeableResourceManager::ChangeDataValid(std::shared_ptr<PurgeableMemBase> resourcePtr, bool isVaild) const
 {
     StartTrace(HITRACE_TAG_ZIMAGE, "OHOS::PurgeableMem::PurgeableResourceManager::ChangeDataValid");
-    std::lock_guard<std::mutex> dataLock(resourcePtr->dataLock_);
+    std::lock_guard<ffrt::mutex> dataLock(resourcePtr->dataLock_);
     resourcePtr->SetDataValid(isVaild);
     if (!isVaild && resourcePtr->GetPinStatus() == 0) {
         resourcePtr->Pin();