diff --git a/src/sfizz/FilePool.cpp b/src/sfizz/FilePool.cpp
index 5be67c6e..cb7faa47 100644
--- a/src/sfizz/FilePool.cpp
+++ b/src/sfizz/FilePool.cpp
@@ -476,7 +476,7 @@ void sfz::FilePool::dispatchingJob() noexcept
             continue;
         }
 
-        std::lock_guard<SpinMutex> guard { loadingJobsMutex };
+        std::lock_guard<std::mutex> guard { loadingJobsMutex };
         
         if (filesToLoad.try_pop(queuedData)) {
             loadingJobs.push_back(
@@ -517,7 +517,7 @@ void sfz::FilePool::emptyFileLoadingQueues() noexcept
 
 void sfz::FilePool::waitForBackgroundLoading() noexcept
 {
-    std::lock_guard<SpinMutex> guard { loadingJobsMutex };
+    std::lock_guard<std::mutex> guard { loadingJobsMutex };
 
     for (auto& job : loadingJobs)
         job.wait();
diff --git a/src/sfizz/FilePool.h b/src/sfizz/FilePool.h
index 94f2fb2d..a44ce948 100644
--- a/src/sfizz/FilePool.h
+++ b/src/sfizz/FilePool.h
@@ -354,7 +354,7 @@ private:
     void dispatchingJob() noexcept;
     void garbageJob() noexcept;
     void loadingJob(QueuedFileData data) noexcept;
-    SpinMutex loadingJobsMutex;
+    std::mutex loadingJobsMutex;
     std::vector<std::future<void>> loadingJobs;
     std::thread dispatchThread { &FilePool::dispatchingJob, this };
     std::thread garbageThread { &FilePool::garbageJob, this };