diff --git a/dlls/nsiproxy.sys/ip.c b/dlls/nsiproxy.sys/ip.c
index 09f033ac634..43c9ad9e9fe 100644
--- a/dlls/nsiproxy.sys/ip.c
+++ b/dlls/nsiproxy.sys/ip.c
@@ -1578,7 +1578,11 @@ static NTSTATUS ipv6_forward_enumerate_all( void *key_data, UINT key_size, void
         UINT rtf_flags;
         FILE *fp;
 
-        if (!(fp = fopen( "/proc/net/ipv6_route", "r" ))) return STATUS_NOT_SUPPORTED;
+        if (!(fp = fopen( "/proc/net/ipv6_route", "r" )))
+        {
+            *count = 0;
+            return STATUS_SUCCESS;
+        }
 
         while ((ptr = fgets( buf, sizeof(buf), fp )))
         {