diff --git a/config.def.h b/config.def.h
index 90b57a1..2fc2557 100644
--- a/config.def.h
+++ b/config.def.h
@@ -24,7 +24,7 @@ static const char unknown_str[] = "n/a";
  * datetime            date and time                   format string (%F %T)
  * disk_free           free disk space in GB           mountpoint path (/)
  * disk_perc           disk usage in percent           mountpoint path (/)
- * disk_total          total disk space in GB          mountpoint path (/")
+ * disk_total          total disk space in GB          mountpoint path (/)
  * disk_used           used disk space in GB           mountpoint path (/)
  * entropy             available entropy               NULL
  * gid                 GID of current user             NULL