diff --git a/index.php b/index.php
index 9b2f1d8..b90777f 100644
--- a/index.php
+++ b/index.php
@@ -23,7 +23,7 @@ $options = [
     'allow_reset'      => true,          // give option to reset the whole cache
     'allow_realtime'   => true,          // give option to enable/disable real-time updates
     'refresh_time'     => 5,             // how often the data will refresh, in seconds
-    'size_precision'   => 0,             // Digits after decimal point
+    'size_precision'   => 2,             // Digits after decimal point
     'size_space'       => false,         // have '1MB' or '1 MB' when showing sizes
     'charts'           => true,          // show gauge chart or just big numbers
     'debounce_rate'    => 250,           // milliseconds after key press to send keyup event when filtering