diff --git currency_api/currency_api.module currency_api/currency_api.module
index 184f9a5..e9f83bf 100644
--- currency_api/currency_api.module
+++ currency_api/currency_api.module
@@ -170,6 +170,10 @@ function currency_api_convert($currency_from, $currency_to, $amount = 1) {
     // Calculate the result
     $value = $amount * $rate;
 
+    if (module_exists('format_number')) {
+      $value = format_number($value, 2);
+    }
+
     // Log it
     _log_to_watchdog("currency: $amount $from = $value $to", WATCHDOG_NOTICE);