diff --git a/coverage_comment/files.py b/coverage_comment/files.py
index 5e36bca5..c3ce4e8c 100644
--- a/coverage_comment/files.py
+++ b/coverage_comment/files.py
@@ -59,6 +59,7 @@ def apply(self):
 def compute_files(
     line_rate: decimal.Decimal,
     raw_coverage_data: dict,
+    coverage_path: pathlib.Path,
     minimum_green: decimal.Decimal,
     minimum_orange: decimal.Decimal,
     http_session: httpx.Client,
@@ -81,6 +82,7 @@ def compute_files(
             contents=compute_datafile(
                 raw_coverage_data=raw_coverage_data,
                 line_rate=line_rate,
+                coverage_path=coverage_path,
             ),
         ),
         WriteFile(
@@ -92,8 +94,16 @@ def compute_files(
     ]
 
 
-def compute_datafile(raw_coverage_data: dict, line_rate: decimal.Decimal) -> str:
-    return json.dumps({"coverage": float(line_rate), "raw_data": raw_coverage_data})
+def compute_datafile(
+    raw_coverage_data: dict, line_rate: decimal.Decimal, coverage_path: pathlib.Path
+) -> str:
+    return json.dumps(
+        {
+            "coverage": float(line_rate),
+            "raw_data": raw_coverage_data,
+            "coverage_path": str(coverage_path),
+        }
+    )
 
 
 def parse_datafile(contents) -> decimal.Decimal:
diff --git a/coverage_comment/main.py b/coverage_comment/main.py
index a1928951..7be583e8 100644
--- a/coverage_comment/main.py
+++ b/coverage_comment/main.py
@@ -305,6 +305,7 @@ def save_coverage_data_files(
     operations: list[files.Operation] = files.compute_files(
         line_rate=coverage.info.percent_covered,
         raw_coverage_data=raw_coverage_data,
+        coverage_path=config.COVERAGE_PATH,
         minimum_green=config.MINIMUM_GREEN,
         minimum_orange=config.MINIMUM_ORANGE,
         http_session=http_session,
diff --git a/tests/end_to_end/test_all.py b/tests/end_to_end/test_all.py
index 39053c9f..aaad3d76 100644
--- a/tests/end_to_end/test_all.py
+++ b/tests/end_to_end/test_all.py
@@ -93,6 +93,7 @@ def test_public_repo(
     assert "coverage" in data
     assert "raw_data" in data
     assert "meta" in data["raw_data"]
+    assert "coverage_path" in data
 
     endpoint = client.get(
         f"{raw_url_prefix}/endpoint.json", follow_redirects=True
diff --git a/tests/unit/test_files.py b/tests/unit/test_files.py
index 325130f3..bc467398 100644
--- a/tests/unit/test_files.py
+++ b/tests/unit/test_files.py
@@ -32,6 +32,7 @@ def test_compute_files(session):
     result = files.compute_files(
         line_rate=decimal.Decimal("0.1234"),
         raw_coverage_data={"foo": ["bar", "bar2"]},
+        coverage_path=pathlib.Path("."),
         minimum_green=decimal.Decimal("25"),
         minimum_orange=decimal.Decimal("70"),
         http_session=session,
@@ -43,7 +44,7 @@ def test_compute_files(session):
         ),
         files.WriteFile(
             path=pathlib.Path("data.json"),
-            contents='{"coverage": 12.34, "raw_data": {"foo": ["bar", "bar2"]}}',
+            contents='{"coverage": 12.34, "raw_data": {"foo": ["bar", "bar2"]}, "coverage_path": "."}',
         ),
         files.WriteFile(path=pathlib.Path("badge.svg"), contents="foo"),
     ]
@@ -55,8 +56,9 @@ def test_compute_datafile():
         files.compute_datafile(
             line_rate=decimal.Decimal("12.34"),
             raw_coverage_data={"meta": {"version": "5.5"}},
+            coverage_path=pathlib.Path("./src/code"),
         )
-        == """{"coverage": 12.34, "raw_data": {"meta": {"version": "5.5"}}}"""
+        == """{"coverage": 12.34, "raw_data": {"meta": {"version": "5.5"}}, "coverage_path": "src/code"}"""
     )