diff --git a/CHANGELOG.md b/CHANGELOG.md
index d12e804d..a34e1866 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,6 +38,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - added a optional context menu option to make folder/file forced quickly.
   - You can also use "Sandman.exe /add_force program_path" to do it.
 
+
 ### Changed
 - Extend "Temp Template" to make it could delete local template section
 
diff --git a/Sandboxie/core/drv/syscall.c b/Sandboxie/core/drv/syscall.c
index 1af7fa7e..2e245e7f 100644
--- a/Sandboxie/core/drv/syscall.c
+++ b/Sandboxie/core/drv/syscall.c
@@ -215,6 +215,18 @@ _FX BOOLEAN Syscall_Init_List(void)
 
     LIST disabled_hooks;
     Syscall_LoadHookMap(L"DisableWinNtHook", &disabled_hooks);
+	if (Conf_Get_Boolean(NULL, L"Improve3DGameRate", 0, FALSE)) {
+		PATTERN* pat = Pattern_Create(Driver_Pool, L"WaitForSingleObject", FALSE, 0);
+		if (pat)
+			List_Insert_After(&disabled_hooks, NULL, pat);
+		pat = Pattern_Create(Driver_Pool, L"ReleaseSemaphore", FALSE, 0);
+		if (pat)
+			List_Insert_After(&disabled_hooks, NULL, pat);
+		pat = Pattern_Create(Driver_Pool, L"SetEvent", FALSE, 0);
+		if (pat)
+			List_Insert_After(&disabled_hooks, NULL, pat);
+		pat = Pattern_Create(Driver_Pool, L"ClearEvent", FALSE, 0);
+	}
 
     LIST approved_syscalls;
     Syscall_LoadHookMap(L"ApproveWinNtSysCall", &approved_syscalls);