diff --git a/prometheus-yoctotemp-exporter b/prometheus-yoctotemp-exporter
index 29dd17c..fa0f36e 100755
--- a/prometheus-yoctotemp-exporter
+++ b/prometheus-yoctotemp-exporter
@@ -30,7 +30,7 @@ if __name__ == '__main__':
     # Serve metrics over HTTP.
     print("Starting prometheus-yoctotemp-exporter on port",
             "{}...".format(HTTP_PORT), end='')
-    start_http_server(HTTP_PORT)
+    start_http_server(HTTP_PORT, addr='::')
     print(" OK.")
 
     while sensor.isOnline():