diff --git a/reactos/dll/win32/dnsapi/dnsapi/query.c b/reactos/dll/win32/dnsapi/dnsapi/query.c
index 7044fa04b18..a5e2e75bdda 100644
--- a/reactos/dll/win32/dnsapi/dnsapi/query.c
+++ b/reactos/dll/win32/dnsapi/dnsapi/query.c
@@ -346,7 +346,7 @@ CheckForCurrentHostname(CONST CHAR * Name, PFIXED_INFO network_info)
     PIP_ADAPTER_ADDRESSES Addresses = NULL, pip;
     BOOL Found = FALSE;
 
-    if (network_info->DomainName)
+    if (network_info->DomainName[0])
     {
         size_t StringLength;
         size_t TempSize = 2;