diff --git a/lib/credo/check/design/skip_test_without_comment.ex b/lib/credo/check/design/skip_test_without_comment.ex
index c178b26a8..5fefdcbcc 100644
--- a/lib/credo/check/design/skip_test_without_comment.ex
+++ b/lib/credo/check/design/skip_test_without_comment.ex
@@ -3,7 +3,7 @@ defmodule Credo.Check.Design.SkipTestWithoutComment do
     id: "EX2003",
     base_priority: :normal,
     param_defaults: [
-      files: %{included: ["**/*_test.exs"]}
+      files: %{included: ["test/**/*_test.exs", "apps/**/test/**/*_test.exs"]}
     ],
     explanations: [
       check: """
diff --git a/lib/credo/check/refactor/pass_async_in_test_cases.ex b/lib/credo/check/refactor/pass_async_in_test_cases.ex
index b0fa50428..630811f70 100644
--- a/lib/credo/check/refactor/pass_async_in_test_cases.ex
+++ b/lib/credo/check/refactor/pass_async_in_test_cases.ex
@@ -3,7 +3,7 @@ defmodule Credo.Check.Refactor.PassAsyncInTestCases do
     id: "EX4031",
     base_priority: :normal,
     param_defaults: [
-      files: %{included: ["**/*_test.exs"]}
+      files: %{included: ["test/**/*_test.exs", "apps/**/test/**/*_test.exs"]}
     ],
     explanations: [
       check: """
diff --git a/lib/credo/check/warning/wrong_test_file_extension.ex b/lib/credo/check/warning/wrong_test_file_extension.ex
index 8aa03701c..19137e753 100644
--- a/lib/credo/check/warning/wrong_test_file_extension.ex
+++ b/lib/credo/check/warning/wrong_test_file_extension.ex
@@ -3,7 +3,7 @@ defmodule Credo.Check.Warning.WrongTestFileExtension do
     id: "EX5025",
     base_priority: :high,
     param_defaults: [
-      files: %{included: ["**/*_test.ex"]}
+      files: %{included: ["test/**/*_test.ex", "apps/**/test/**/*_test.ex"]}
     ],
     explanations: [
       check: """