diff --git a/binaryurp/source/outgoingrequests.cxx b/binaryurp/source/outgoingrequests.cxx
index 859aa8b9270d..ed15e5a1bda8 100644
--- a/binaryurp/source/outgoingrequests.cxx
+++ b/binaryurp/source/outgoingrequests.cxx
@@ -23,7 +23,6 @@
 
 #include <com/sun/star/uno/RuntimeException.hpp>
 #include <rtl/byteseq.hxx>
-#include <osl/mutex.hxx>
 
 #include "lessoperators.hxx"
 #include "outgoingrequest.hxx"
@@ -38,12 +37,12 @@ OutgoingRequests::~OutgoingRequests() {}
 void OutgoingRequests::push(
     rtl::ByteSequence const & tid, OutgoingRequest const & request)
 {
-    osl::MutexGuard g(mutex_);
+    std::lock_guard g(mutex_);
     map_[tid].push_back(request);
 }
 
 OutgoingRequest OutgoingRequests::top(rtl::ByteSequence const & tid) {
-    osl::MutexGuard g(mutex_);
+    std::lock_guard g(mutex_);
     Map::iterator i(map_.find(tid));
     if (i == map_.end()) {
         throw css::uno::RuntimeException(
@@ -54,7 +53,7 @@ OutgoingRequest OutgoingRequests::top(rtl::ByteSequence const & tid) {
 }
 
 void OutgoingRequests::pop(rtl::ByteSequence const & tid) noexcept {
-    osl::MutexGuard g(mutex_);
+    std::lock_guard  g(mutex_);
     Map::iterator i(map_.find(tid));
     assert(i != map_.end());
     i->second.pop_back();
diff --git a/binaryurp/source/outgoingrequests.hxx b/binaryurp/source/outgoingrequests.hxx
index 294119693d02..698b6db9e417 100644
--- a/binaryurp/source/outgoingrequests.hxx
+++ b/binaryurp/source/outgoingrequests.hxx
@@ -22,10 +22,9 @@
 #include <sal/config.h>
 
 #include <map>
+#include <mutex>
 #include <vector>
 
-#include <osl/mutex.hxx>
-
 namespace binaryurp
 {
 struct OutgoingRequest;
@@ -56,7 +55,7 @@ private:
 
     typedef std::map<rtl::ByteSequence, std::vector<OutgoingRequest>> Map;
 
-    osl::Mutex mutex_;
+    std::mutex mutex_;
     Map map_;
 };
 }