diff --git a/resources/config b/resources/config
index b35352f0..84d4148b 100644
--- a/resources/config
+++ b/resources/config
@@ -38,7 +38,7 @@
         "spacing": 10
     },
     "clock": {
-        "tooltip-format": "{:%Y-%m-%d | %H:%S}"
+        "tooltip-format": "{:%Y-%m-%d | %H:%S}",
         "format-alt": "{:%Y-%m-%d}"
     },
     "cpu": {