diff --git a/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/GrpcRoutingHeaderInterceptorProvider.java b/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/GrpcRoutingHeaderInterceptorProvider.java
deleted file mode 100644
index 409b0f64e..000000000
--- a/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/GrpcRoutingHeaderInterceptorProvider.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright 2025 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *       http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.google.cloud.firestore.v1;
-
-import com.google.api.core.InternalApi;
-import com.google.api.gax.grpc.GrpcHeaderInterceptor;
-import com.google.api.gax.grpc.GrpcInterceptorProvider;
-import io.grpc.ClientInterceptor;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import javax.annotation.Nonnull;
-
-@InternalApi
-public class GrpcRoutingHeaderInterceptorProvider implements GrpcInterceptorProvider {
-  private static final String X_GOOG_SKIP_FIRESTORE_DFE = "x-goog-firestore-skip-dfe";
-  List<ClientInterceptor> clientInterceptors;
-
-  private GrpcRoutingHeaderInterceptorProvider(
-      @Nonnull GrpcHeaderInterceptor grpcRoutingHeaderInterceptor) {
-    clientInterceptors = Collections.singletonList(grpcRoutingHeaderInterceptor);
-  }
-
-  public static GrpcRoutingHeaderInterceptorProvider defaultGrpcRoutingHeaderInterceptorProvider() {
-    Map<String, String> staticHeaders = new HashMap<String, String>();
-    staticHeaders.put(X_GOOG_SKIP_FIRESTORE_DFE, "true");
-    return new GrpcRoutingHeaderInterceptorProvider(new GrpcHeaderInterceptor(staticHeaders));
-  }
-
-  @Override
-  public List<ClientInterceptor> getInterceptors() {
-    return clientInterceptors;
-  }
-}
diff --git a/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/stub/FirestoreStubSettings.java b/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/stub/FirestoreStubSettings.java
index 74f61bbb4..92d6c8a00 100644
--- a/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/stub/FirestoreStubSettings.java
+++ b/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1/stub/FirestoreStubSettings.java
@@ -48,7 +48,6 @@
 import com.google.api.gax.rpc.TransportChannelProvider;
 import com.google.api.gax.rpc.UnaryCallSettings;
 import com.google.api.gax.rpc.UnaryCallable;
-import com.google.cloud.firestore.v1.GrpcRoutingHeaderInterceptorProvider;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.ImmutableSet;
@@ -483,10 +482,7 @@ public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProvi
   }
 
   public static TransportChannelProvider defaultTransportChannelProvider() {
-    return defaultGrpcTransportProviderBuilder()
-        .setInterceptorProvider(
-            GrpcRoutingHeaderInterceptorProvider.defaultGrpcRoutingHeaderInterceptorProvider())
-        .build();
+    return defaultGrpcTransportProviderBuilder().build();
   }
 
   public static ApiClientHeaderProvider.Builder defaultGrpcApiClientHeaderProviderBuilder() {
diff --git a/google-cloud-firestore/src/test/java/com/google/cloud/firestore/v1/GrpcRoutingHeaderInterceptorProviderTest.java b/google-cloud-firestore/src/test/java/com/google/cloud/firestore/v1/GrpcRoutingHeaderInterceptorProviderTest.java
deleted file mode 100644
index f701e2e48..000000000
--- a/google-cloud-firestore/src/test/java/com/google/cloud/firestore/v1/GrpcRoutingHeaderInterceptorProviderTest.java
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright 2025 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *       http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.google.cloud.firestore.v1;
-
-import static org.junit.Assert.assertEquals;
-
-import com.google.api.gax.grpc.GrpcHeaderInterceptor;
-import io.grpc.ClientInterceptor;
-import org.junit.Test;
-
-public class GrpcRoutingHeaderInterceptorProviderTest {
-  @Test
-  public void testDefaultGrpcRoutingHeaderInterceptorProvider() {
-    GrpcRoutingHeaderInterceptorProvider interceptorProvider =
-        GrpcRoutingHeaderInterceptorProvider.defaultGrpcRoutingHeaderInterceptorProvider();
-    assertEquals(1, interceptorProvider.getInterceptors().size());
-    ClientInterceptor clientInterceptor = interceptorProvider.getInterceptors().get(0);
-    assertEquals(GrpcHeaderInterceptor.class.getName(), clientInterceptor.getClass().getName());
-  }
-}