diff --git a/core/java/android/net/NetworkRequest.java b/core/java/android/net/NetworkRequest.java
index 66b99b9ba3..c4d1b09a5c 100644
--- a/core/java/android/net/NetworkRequest.java
+++ b/core/java/android/net/NetworkRequest.java
@@ -353,7 +353,9 @@ public class NetworkRequest implements Parcelable {
          *                         NetworkSpecifier.
          */
         public Builder setNetworkSpecifier(NetworkSpecifier networkSpecifier) {
-            MatchAllNetworkSpecifier.checkNotMatchAllNetworkSpecifier(networkSpecifier);
+            if (networkSpecifier instanceof MatchAllNetworkSpecifier) {
+                throw new IllegalArgumentException("A MatchAllNetworkSpecifier is not permitted");
+            }
             mNetworkCapabilities.setNetworkSpecifier(networkSpecifier);
             return this;
         }
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 74a6e07c27..410ec1d3a2 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -5658,7 +5658,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
         if (ns == null) {
             return;
         }
-        MatchAllNetworkSpecifier.checkNotMatchAllNetworkSpecifier(ns);
+        if (ns instanceof MatchAllNetworkSpecifier) {
+            throw new IllegalArgumentException("A MatchAllNetworkSpecifier is not permitted");
+        }
     }
 
     private void ensureValid(NetworkCapabilities nc) {