diff --git a/src/prometheus_metrics_server.py b/src/prometheus_metrics_server.py
index bf7c75b..63eae1e 100644
--- a/src/prometheus_metrics_server.py
+++ b/src/prometheus_metrics_server.py
@@ -1,6 +1,6 @@
 import prometheus_client
 import time
-from src.metrics_source import *
+from src.metrics_source import MetricsSource