diff --git a/src/signals/path-matchers.ts b/src/signals/path-matchers.ts
index 5d306063a9..061864d64b 100644
--- a/src/signals/path-matchers.ts
+++ b/src/signals/path-matchers.ts
@@ -79,7 +79,8 @@ function isGeneratedFileFrom(parts: NormalizedPath): boolean {
     // the Kotlin plugin emits `.pb.kt`, the Java plugin emits `.pb.java`, the C# plugin emits `.pb.cs`, the Rust plugin emits `.pb.rs`,
     // the Elixir plugin emits `.pb.ex`, the Erlang gpb plugin emits `.pb.erl` / `.pb.hrl`, the Crystal
     // plugin emits `.pb.cr`, the Haskell plugin emits `.pb.hs`, the Scala plugin emits `.pb.scala`, and the Objective-C plugin emits
-    // `.pbobjc.{h,m}` plus gRPC `.pbrpc.{h,m}` service stubs. Swift gRPC emits sibling `.grpc.swift`
+    // `.pbobjc.{h,m}` plus gRPC `.pbrpc.{h,m}` service stubs (some layouts spell these
+    // `.pb.objc.{h,m}` instead). Swift gRPC emits sibling `.grpc.swift`
     // service stubs; grpc-kotlin emits sibling `*GrpcKt.kt` coroutine service stubs; grpc-java emits
     // sibling `*Grpc.java` service stubs; grpc-dotnet emits sibling `*Grpc.cs` service stubs; the Dart
     // gRPC plugin emits sibling `.pbgrpc.dart` service stubs.
@@ -91,6 +92,8 @@ function isGeneratedFileFrom(parts: NormalizedPath): boolean {
     /grpc\.cs$/.test(norm) ||
     /\.pbgrpc\.dart$/.test(norm) ||
     /\.pbobjc\.(h|m)$/.test(norm) ||
+    /\.pb\.objc\.(h|m)$/.test(norm) ||
+    /\.pb\.m$/.test(norm) ||
     /\.pbrpc\.(h|m)$/.test(norm) ||
     // Python protobuf: message stubs are `*_pb2.py[i]`; the gRPC plugin emits sibling
     // `*_pb2_grpc.py[i]` service stubs, which are the same machine-generated output.
diff --git a/test/unit/path-matchers.test.ts b/test/unit/path-matchers.test.ts
index 973ff17e18..37989681d1 100644
--- a/test/unit/path-matchers.test.ts
+++ b/test/unit/path-matchers.test.ts
@@ -210,6 +210,16 @@ describe("isGeneratedFile", () => {
     expect(classifyChangedFile("gen/service_pb.d.ts")).toBe("generated");
   });
 
+  it("matches alternate Objective-C protobuf spellings alongside pbobjc output", () => {
+    expect(isGeneratedFile("proto/foo.pb.objc.h")).toBe(true);
+    expect(isGeneratedFile("proto/messages.pb.objc.m")).toBe(true);
+    expect(isGeneratedFile("proto/messages.pb.m")).toBe(true);
+    expect(isGeneratedFile("src/App.m")).toBe(false);
+    expect(isGeneratedFile("src/App.h")).toBe(false);
+    expect(classifyChangedFile("proto/foo.pb.objc.h")).toBe("generated");
+    expect(classifyChangedFile("proto/messages.pb.m")).toBe("generated");
+  });
+
   it("matches Swift protobuf, Dart freezed/retrofit, C# designer/XAML, and Objective-C protoc output", () => {
     for (const path of [
       "proto/messages.pb.swift",
@@ -546,6 +556,8 @@ describe("classifyChangedFile", () => {
       ["gen/GreeterGrpcKt.kt", "generated"],
       ["gen/GreeterGrpc.java", "generated"],
       ["proto/messages.pb.java", "generated"],
+      ["proto/foo.pb.objc.h", "generated"],
+      ["proto/messages.pb.m", "generated"],
       ["gen/GreeterGrpc.cs", "generated"],
       ["lib/foo.pbgrpc.dart", "generated"],
       ["gen/service_grpc_pb.js", "generated"],