diff --git a/nx/include/switch/services/nv.h b/nx/include/switch/services/nv.h
index 32dcb2bb..c0c1c906 100644
--- a/nx/include/switch/services/nv.h
+++ b/nx/include/switch/services/nv.h
@@ -7,7 +7,7 @@
 #pragma once
 #include "../types.h"
 
-Result nvInitialize(size_t sharedmem_size);
+Result nvInitialize(void);
 void nvExit(void);
 
 Result nvOpen(u32 *fd, const char *devicepath);
diff --git a/nx/source/display/gfx.c b/nx/source/display/gfx.c
index 494ce9ce..0199701c 100644
--- a/nx/source/display/gfx.c
+++ b/nx/source/display/gfx.c
@@ -165,7 +165,7 @@ static Result _gfxQueueBuffer(s32 buf) {
     return rc;
 }
 
-static Result _gfxInit(ViServiceType servicetype, const char *DisplayName, u32 LayerFlags, u64 LayerId, size_t nv_transfermem_size) {
+static Result _gfxInit(ViServiceType servicetype, const char *DisplayName, u32 LayerFlags, u64 LayerId) {
     Result rc=0;
     u32 i=0;
 
@@ -239,7 +239,7 @@ static Result _gfxInit(ViServiceType servicetype, const char *DisplayName, u32 L
         rc = binderInitSession(&g_gfxBinderSession, 0x0f);
     }
 
-    if (R_SUCCEEDED(rc)) rc = nvInitialize(nv_transfermem_size);
+    if (R_SUCCEEDED(rc)) rc = nvInitialize();
 
     if (R_SUCCEEDED(rc)) rc = bqInitialize(&g_gfxBinderSession);
 
@@ -325,7 +325,7 @@ static Result _gfxInit(ViServiceType servicetype, const char *DisplayName, u32 L
 }
 
 Result gfxInitDefault(void) {
-    return _gfxInit(ViServiceType_Default, "Default", ViLayerFlags_Default, 0, 0x300000);
+    return _gfxInit(ViServiceType_Default, "Default", ViLayerFlags_Default, 0);
 }
 
 void gfxExit(void)
diff --git a/nx/source/services/nv.c b/nx/source/services/nv.c
index 53861963..d5fa7c72 100644
--- a/nx/source/services/nv.c
+++ b/nx/source/services/nv.c
@@ -1,22 +1,29 @@
 #include <string.h>
 #include "types.h"
 #include "result.h"
+#include "arm/atomics.h"
 #include "kernel/ipc.h"
+#include "kernel/tmem.h"
 #include "services/applet.h"
 #include "nvidia/ioctl.h"
 #include "services/nv.h"
 #include "services/sm.h"
-#include "kernel/tmem.h"
+
+__attribute__((weak)) u32 __nx_nv_transfermem_size = 0x300000;
 
 static Service g_nvSrv;
+static u64 g_refCnt;
+
 static size_t g_nvIpcBufferSize = 0;
 static TransferMemory g_nvTransfermem;
 
 static Result _nvInitialize(Handle proc, Handle sharedmem, u32 transfermem_size);
 static Result _nvSetClientPID(u64 AppletResourceUserId);
 
-Result nvInitialize(size_t transfermem_size)
+Result nvInitialize(void)
 {
+    atomicIncrement64(&g_refCnt);
+
     if (serviceIsActive(&g_nvSrv))
         return MAKERESULT(Module_Libnx, LibnxError_AlreadyInitialized);
 
@@ -46,10 +53,10 @@ Result nvInitialize(size_t transfermem_size)
         rc = ipcQueryPointerBufferSize(g_nvSrv.handle, &g_nvIpcBufferSize);
 
         if (R_SUCCEEDED(rc))
-            rc = tmemCreate(&g_nvTransfermem, transfermem_size, Perm_None);
+            rc = tmemCreate(&g_nvTransfermem, __nx_nv_transfermem_size, Perm_None);
 
         if (R_SUCCEEDED(rc))
-            rc = _nvInitialize(CUR_PROCESS_HANDLE, g_nvTransfermem.handle, transfermem_size);
+            rc = _nvInitialize(CUR_PROCESS_HANDLE, g_nvTransfermem.handle, __nx_nv_transfermem_size);
 
         // Officially ipc control DuplicateSessionEx would be used here.
 
@@ -62,7 +69,6 @@ Result nvInitialize(size_t transfermem_size)
     }
 
     if (R_FAILED(rc)) {
-        appletExit();
         nvExit();
     }
 
@@ -71,9 +77,11 @@ Result nvInitialize(size_t transfermem_size)
 
 void nvExit(void)
 {
-    appletExit();
-    serviceClose(&g_nvSrv);
-    tmemClose(&g_nvTransfermem);
+    if (atomicDecrement64(&g_refCnt) == 0) {
+        appletExit();
+        serviceClose(&g_nvSrv);
+        tmemClose(&g_nvTransfermem);
+    }
 }
 
 static Result _nvInitialize(Handle proc, Handle sharedmem, u32 transfermem_size) {