diff --git a/src/D3D12Hook.cpp b/src/D3D12Hook.cpp
index f4a839ca..f2b49fd2 100644
--- a/src/D3D12Hook.cpp
+++ b/src/D3D12Hook.cpp
@@ -50,7 +50,11 @@ void D3D12Hook::hook_streamline(HMODULE dlssg_module) try {
         return;
     }
 
-    std::scoped_lock _{g_framework->get_hook_monitor_mutex()};
+    std::scoped_lock _{D3D12Hook::s_streamline.hook_mutex};
+
+    if (D3D12Hook::s_streamline.setup) {
+        return;
+    }
 
     spdlog::info("[Streamline] Hooking Streamline");
 
diff --git a/src/D3D12Hook.hpp b/src/D3D12Hook.hpp
index 6f0c815b..a115df46 100644
--- a/src/D3D12Hook.hpp
+++ b/src/D3D12Hook.hpp
@@ -130,6 +130,7 @@ class D3D12Hook
         static void* link_swapchain_to_cmd_queue(void* rcx, void* rdx, void* r8, void* r9);
 
         std::unique_ptr<FunctionHook> link_swapchain_to_cmd_queue_hook{};
+        std::mutex hook_mutex{};
         bool setup{ false };
     };
 
diff --git a/src/REFramework.cpp b/src/REFramework.cpp
index 1cbfa6ba..7e4472c4 100644
--- a/src/REFramework.cpp
+++ b/src/REFramework.cpp
@@ -200,7 +200,7 @@ try {
             std::wstring base_dll_name = NotificationData->Loaded.BaseDllName->Buffer;
             spdlog::info("LdrRegisterDllNotification: Loaded: {}", utility::narrow(base_dll_name));
 
-            if (std::wstring_view{base_dll_name}.find(L"sl.dlss_g.dll") != std::wstring_view::npos) {
+            if (base_dll_name.find(L"sl.dlss_g.dll") != std::wstring::npos) {
                 spdlog::info("LdrRegisterDllNotification: Detected DLSS DLL loaded");
 
                 D3D12Hook::hook_streamline((HMODULE)NotificationData->Loaded.DllBase);