diff --git a/core/provider/provider_ep2.cpp b/core/provider/provider_ep2.cpp
index 80cb575..1f6b9c7 100644
--- a/core/provider/provider_ep2.cpp
+++ b/core/provider/provider_ep2.cpp
@@ -43,6 +43,14 @@
 #include <iserver.h>
 #endif
 
+#if SOURCE_ENGINE == SE_SOURCE2
+SH_DECL_HOOK1(ISource2ServerConfig, AllowDedicatedServers, const, 0, bool, EUniverse);
+bool BaseProvider::AllowDedicatedServers(EUniverse universe) const
+{
+	RETURN_META_VALUE(MRES_SUPERCEDE, true);
+}
+#endif
+
 /* Types */
 typedef void (*CONPRINTF_FUNC)(const char *, ...);
 struct UsrMsgInfo
@@ -187,6 +195,10 @@ void BaseProvider::Notify_DLLInit_Pre(CreateInterfaceFn engineFactory,
 	{
 		SH_ADD_HOOK_STATICFUNC(IServerGameClients, ClientCommand, gameclients, ClientCommand, false);
 	}
+
+#if SOURCE_ENGINE == SE_SOURCE2
+	SH_ADD_VPHOOK(ISource2ServerConfig, AllowDedicatedServers, serverconfig, SH_MEMBER(this, &BaseProvider::AllowDedicatedServers), false);
+#endif
 }
 
 void BaseProvider::Notify_DLLShutdown_Pre()
diff --git a/loader/gamedll.cpp b/loader/gamedll.cpp
index 1aa5a59..1216b68 100644
--- a/loader/gamedll.cpp
+++ b/loader/gamedll.cpp
@@ -52,6 +52,7 @@ static ISource2ServerConfig *config_iface = NULL;
 static QueryValveInterface gamedll_qvi = NULL;
 static int gamedll_version = 0;
 static int isgd_shutdown_index = -1;
+static int is2sc_allowdedi_index = 20;
 static char mm_path[PLATFORM_MAX_PATH];
 static bool g_is_source2 = false;
 
@@ -228,11 +229,15 @@ mm_PatchDllInit(bool patch);
 static void
 mm_PatchDllShutdown();
 
+static void
+mm_PatchAllowDedicated(bool patch);
+
 static void
 mm_PatchConnect(bool patch);
 
 static void *isgd_orig_init = NULL;
 static void *isgd_orig_shutdown = NULL;
+static void *is2sc_orig_allowdedi = NULL;
 static void *is2sc_orig_connect = NULL;
 
 class VEmptyClass
@@ -242,8 +247,9 @@ class VEmptyClass
 gamedll_bridge_info g_bridge_info;
 
 // Source2 - Rough start order
-// CreateInterfaceFn (IS2SC) - hook Connect
+// CreateInterfaceFn (IS2SC) - hook Connect and AllowDedicatedServer
 // IS2SC::Connect - save factory pointer. return orig. remove hook.
+// IS2SC::AllowDedicatedServer - return true. remove hook.
 // CreateInterfaceFn (IS2S) - hook Init and Shutdown
 // IS2S::Init - do same as old ISGD::DLLInit, including core load. return orig. remove hook.
 // IS2S::Shutdown - <-- this
@@ -293,6 +299,11 @@ public:
 
 		return result;
 	}
+	virtual bool	AllowDedicatedServers(int universe) const
+	{
+		mm_PatchAllowDedicated(false);
+		return true;
+	}
 };
 
 class ISource2Server
@@ -650,6 +661,40 @@ mm_PatchDllShutdown()
 	vtable_dest[isgd_shutdown_index] = vtable_src[mfp.vtblindex];
 }
 
+static void
+mm_PatchAllowDedicated(bool patch)
+{
+	void **vtable_src;
+	void **vtable_dest;
+	SourceHook::MemFuncInfo mfp;
+
+	SourceHook::GetFuncInfo(&ISource2ServerConfig::AllowDedicatedServers, mfp);
+
+	assert(mfp.isVirtual);
+	assert(mfp.thisptroffs == 0);
+	assert(mfp.vtbloffs == 0);
+
+	vtable_src = (void **) *(void **) &is2sc_thunk;
+	vtable_dest = (void **) *(void **) config_iface;
+
+	SourceHook::SetMemAccess(&vtable_dest[is2sc_allowdedi_index],
+		sizeof(void*),
+		SH_MEM_READ | SH_MEM_WRITE | SH_MEM_EXEC);
+
+	if (patch)
+	{
+		assert(is2sc_orig_allowdedi == NULL);
+		is2sc_orig_allowdedi = vtable_dest[is2sc_allowdedi_index];
+		vtable_dest[is2sc_allowdedi_index] = vtable_src[mfp.vtblindex];
+	}
+	else
+	{
+		assert(is2sc_orig_allowdedi != NULL);
+		vtable_dest[is2sc_allowdedi_index] = is2sc_orig_allowdedi;
+		is2sc_orig_allowdedi = NULL;
+	}
+}
+
 static void
 mm_PatchConnect(bool patch)
 {
@@ -731,6 +776,7 @@ mm_GameDllRequest(const char *name, int *ret)
 			gamedll_qvi = qvi;
 
 			mm_PatchConnect(true);
+			mm_PatchAllowDedicated(true);
 
 			if (ret != NULL)
 				*ret = 0;