diff --git a/rpcsx/iodev/dmem.cpp b/rpcsx/iodev/dmem.cpp
index 92008f2..cd28ee5 100644
--- a/rpcsx/iodev/dmem.cpp
+++ b/rpcsx/iodev/dmem.cpp
@@ -45,7 +45,7 @@ orbis::ErrorCode DmemDevice::mmap(void **address, std::uint64_t len,
   if (prot == 0) {
     // hack
     // fixme: implement protect for pid
-    prot = vm::kMapProtCpuWrite | vm::kMapProtCpuRead | vm::kMapProtGpuAll;
+    prot = vm::kMapProtCpuReadWrite | vm::kMapProtGpuAll;
   }
 
   if (*address == nullptr) {
@@ -92,7 +92,7 @@ static orbis::ErrorCode dmem_ioctl(orbis::File *file, std::uint64_t request,
   switch (request) {
   case 0x4008800a: // get size
     ORBIS_LOG_WARNING("dmem getTotalSize", device->index, argp);
-    *(std::uint64_t *)argp = device->dmemTotalSize;
+    *(std::uint64_t *)argp = device->dmemTotalSize / 0x10;
     return {};
 
   case 0xc0208016: { // get available size