diff --git a/lib/platform_compat.c b/lib/platform_compat.c
index 80d4656c..ece193c1 100644
--- a/lib/platform_compat.c
+++ b/lib/platform_compat.c
@@ -298,7 +298,7 @@ static PIP_ADAPTER_ADDRESSES plat_win_get_adapters(ULONG family) {
 
 static PIP_ADAPTER_ADDRESSES plat_win_find_adapter(PIP_ADAPTER_ADDRESSES adapters, uint32_t ifindex) {
     for (PIP_ADAPTER_ADDRESSES a = adapters; a; a = a->Next) {
-        if (a->IfIndex == ifindex || a->Ipv4IfIndex == ifindex || a->Ipv6IfIndex == ifindex) return a;
+        if (a->IfIndex == ifindex) return a;
     }
     return NULL;
 }
@@ -368,7 +368,7 @@ uint32_t get_default_route_netif_index(int family) {
         return 0;
     }
     DWORD idx = 0;
-    if (GetBestInterfaceEx((const SOCKADDR*)&dst, &idx) != NO_ERROR) return 0;
+    if (GetBestInterfaceEx((SOCKADDR*)&dst, &idx) != NO_ERROR) return 0;
     return (uint32_t)idx;
 }
 #endif