diff --git a/README.md b/README.md
index 72adc48..9f40eba 100644
--- a/README.md
+++ b/README.md
@@ -316,6 +316,17 @@ change the docstring of the `ErrorInfo` class in the `refurb/checks/pathlib/with
 You can find the file for a given check by grep-ing for `code = XYZ`, where `XYZ` is the check
 you are looking for but with the `FURB` prefix removed.
 
+Use the `--verbose` flag with `--explain` to find the filename for a given check. For example:
+
+```
+$ refurb --explain FURB123 --verbose
+Filename: refurb/checks/readability/no_unnecessary_cast.py
+
+FURB123: no-redundant-cast [readability]
+
+...
+```
+
 ## Why Does This Exist?
 
 I love doing code reviews: I like taking something and making it better, faster, more
diff --git a/pyproject.toml b/pyproject.toml
index 65433dd..2beee92 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "refurb"
-version = "1.18.0"
+version = "1.19.0"
 description = "A tool for refurbish and modernize Python codebases"
 authors = ["dosisod"]
 license = "GPL-3.0-only"
diff --git a/refurb/explain.py b/refurb/explain.py
index c86a56d..ccb084d 100644
--- a/refurb/explain.py
+++ b/refurb/explain.py
@@ -1,12 +1,16 @@
+from pathlib import Path
 from textwrap import dedent
 
 from refurb.loader import get_error_class, get_modules
+from refurb.settings import Settings
 
 from .error import ErrorCode
 
 
-def explain(lookup: ErrorCode, paths: list[str] | None = None) -> str:
-    for module in get_modules(paths or []):
+def explain(settings: Settings) -> str:
+    lookup = settings.explain
+
+    for module in get_modules(settings.load):
         error = get_error_class(module)
 
         if error and ErrorCode.from_error(error) == lookup:
@@ -15,12 +19,22 @@ def explain(lookup: ErrorCode, paths: list[str] | None = None) -> str:
             if docstring.startswith(f"{error.__name__}("):
                 return f'refurb: Explanation for "{lookup}" not found'
 
+            output = ""
+
+            if settings.verbose:
+                root = Path(__file__).parent.parent
+                file = Path(module.__file__ or "").relative_to(root)
+
+                output += f"Filename: {file}\n\n"
+
             docstring = dedent(error.__doc__ or "").strip()
 
             name = error.name or "<name unknown>"
             error_code = ErrorCode.from_error(error)
             categories = " ".join(f"[{x}]" for x in error.categories)
 
-            return f"{error_code}: {name} {categories}\n\n{docstring}"
+            output += f"{error_code}: {name} {categories}\n\n{docstring}"
+
+            return output
 
     return f'refurb: Error code "{lookup}" not found'
diff --git a/refurb/main.py b/refurb/main.py
index debc188..ee9e2e3 100644
--- a/refurb/main.py
+++ b/refurb/main.py
@@ -264,7 +264,7 @@ def main(args: list[str]) -> int:
         return 0
 
     if settings.explain:
-        print(explain(settings.explain, settings.load or []))
+        print(explain(settings))
 
         return 0
 
diff --git a/test/test_explain.py b/test/test_explain.py
index 796da92..d256a32 100644
--- a/test/test_explain.py
+++ b/test/test_explain.py
@@ -1,9 +1,10 @@
 from refurb.error import ErrorCode
 from refurb.explain import explain
+from refurb.settings import Settings
 
 
 def test_get_check_explanation_by_id() -> None:
-    explanation = explain(ErrorCode(100))
+    explanation = explain(Settings(explain=ErrorCode(100)))
 
     from refurb.checks.pathlib.with_suffix import ErrorInfo as furb100
 
@@ -14,13 +15,24 @@ def test_get_check_explanation_by_id() -> None:
     assert all(cat in explanation for cat in furb100.categories)
 
 
+def test_verbose_check_includes_filepath() -> None:
+    explanation = explain(Settings(explain=ErrorCode(100), verbose=True))
+
+    assert "Filename: " in explanation
+
+
 def test_error_if_check_doesnt_exist() -> None:
-    msg = explain(ErrorCode(999))
+    msg = explain(Settings(explain=ErrorCode(999)))
 
     assert msg == 'refurb: Error code "FURB999" not found'
 
 
 def test_check_with_no_docstring_gives_error() -> None:
-    msg = explain(ErrorCode(102, "XYZ"), ["test.custom_checks"])
+    msg = explain(
+        Settings(
+            explain=ErrorCode(102, "XYZ"),
+            load=["test.custom_checks"],
+        )
+    )
 
     assert msg == 'refurb: Explanation for "XYZ102" not found'