diff --git a/src/common/path_util.cpp b/src/common/path_util.cpp
index 702d0fabc..0f71dcb2f 100644
--- a/src/common/path_util.cpp
+++ b/src/common/path_util.cpp
@@ -136,6 +136,7 @@ static auto UserPaths = [] {
     create_path(PathType::PatchesDir, user_dir / PATCHES_DIR);
     create_path(PathType::MetaDataDir, user_dir / METADATA_DIR);
     create_path(PathType::CustomTrophy, user_dir / CUSTOM_TROPHY);
+    create_path(PathType::DevicesDir, user_dir / DEVICES_DIR);
 
     std::ofstream notice_file(user_dir / CUSTOM_TROPHY / "Notice.txt");
     if (notice_file.is_open()) {
diff --git a/src/common/path_util.h b/src/common/path_util.h
index 2fd9b1588..848bf27f7 100644
--- a/src/common/path_util.h
+++ b/src/common/path_util.h
@@ -28,6 +28,7 @@ enum class PathType {
     PatchesDir,     // Where patches are stored.
     MetaDataDir,    // Where game metadata (e.g. trophies and menu backgrounds) is stored.
     CustomTrophy,   // Where custom files for trophies are stored.
+    DevicesDir,     // Where temporary device files are located.
 };
 
 constexpr auto PORTABLE_DIR = "user";
@@ -46,6 +47,7 @@ constexpr auto CHEATS_DIR = "cheats";
 constexpr auto PATCHES_DIR = "patches";
 constexpr auto METADATA_DIR = "game_data";
 constexpr auto CUSTOM_TROPHY = "custom_trophy";
+constexpr auto DEVICES_DIR = "device";
 
 // Filenames
 constexpr auto LOG_FILE = "shad_log.txt";
diff --git a/src/core/libraries/kernel/file_system.cpp b/src/core/libraries/kernel/file_system.cpp
index 8ef63641f..845aa294a 100644
--- a/src/core/libraries/kernel/file_system.cpp
+++ b/src/core/libraries/kernel/file_system.cpp
@@ -91,6 +91,15 @@ s32 PS4_SYSV_ABI open(const char* raw_path, s32 flags, u16 mode) {
                 file->type = Core::FileSys::FileType::Device;
                 file->m_guest_name = path;
                 file->device = factory(handle, path.data(), flags, mode);
+
+                // Some libraries map memory to their file. We need a host file to support this.
+                file->m_host_name = mnt->GetHostPath(file->m_guest_name);
+                bool exists = std::filesystem::exists(file->m_host_name);
+                if (!exists) {
+                    Common::FS::IOFile out(file->m_host_name, Common::FS::FileAccessMode::Write);
+                }
+                auto e = file->f.Open(file->m_host_name, Common::FS::FileAccessMode::ReadWrite);
+                ASSERT(e == 0);
                 return handle;
             }
         }
diff --git a/src/emulator.cpp b/src/emulator.cpp
index 45e93dc22..efc3480dc 100644
--- a/src/emulator.cpp
+++ b/src/emulator.cpp
@@ -245,6 +245,12 @@ void Emulator::Run(const std::filesystem::path& file, const std::vector<std::str
     }
     VideoCore::SetOutputDir(mount_captures_dir, id);
 
+    const auto& devices_dir = Common::FS::GetUserPath(Common::FS::PathType::DevicesDir);
+    if (!std::filesystem::exists(devices_dir)) {
+        std::filesystem::create_directory(devices_dir);
+    }
+    mnt->Mount(devices_dir, "/dev");
+
     // Initialize kernel and library facilities.
     Libraries::InitHLELibs(&linker->GetHLESymbols());