diff --git a/nx/source/kernel/tmem.c b/nx/source/kernel/tmem.c
index 338a1e07..ac510b75 100644
--- a/nx/source/kernel/tmem.c
+++ b/nx/source/kernel/tmem.c
@@ -1,4 +1,5 @@
 // Copyright 2017 plutoo
+#include <string.h>
 #include <malloc.h>
 #include "types.h"
 #include "result.h"
@@ -20,6 +21,8 @@ Result tmemCreate(TransferMemory* t, size_t size, Permission perm)
         rc = MAKERESULT(Module_Libnx, LibnxError_OutOfMemory);
     }
 
+    memset(t->src_addr, 0, size);
+
     if (R_SUCCEEDED(rc)) {
         rc = svcCreateTransferMemory(&t->handle, t->src_addr, size, perm);
     }