diff --git a/.vscode/launch.json b/.vscode/launch.json
index 3049ac8..f018c2c 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -12,7 +12,6 @@
             "env": {
                 "METRIC__INTERVAL": "5",
                 "METRIC__LOG__ENABLED": "True",
-                "METRIC__DISK__PATHS": "[\"/var\", \"/\", \"/dev\"]",
                 "METRIC__EXTERNAL__EXECUTABLES": "[\"${workspaceFolder}/dummy-metric\"]",
             },
             "justMyCode": true
diff --git a/kiwi_simple_metrics/metrics/_report.py b/kiwi_simple_metrics/metrics/_report.py
index e974ab1..5cf4044 100644
--- a/kiwi_simple_metrics/metrics/_report.py
+++ b/kiwi_simple_metrics/metrics/_report.py
@@ -102,6 +102,9 @@ class Report:
 
         reports = [data.report for data in get_data()]
 
+        if not reports:
+            return None
+
         return cls(
             result=settings.report_outer.format(
                 name=settings.name,