diff --git a/src/Utilities/Util.php b/src/Utilities/Util.php
index f432daf..c976600 100644
--- a/src/Utilities/Util.php
+++ b/src/Utilities/Util.php
@@ -41,7 +41,7 @@ public static function currencyToSymbol(string $currencycode, string $malformedU
         //let interest_after_year = precision(Math.pow(Math.E, (interest_start+year_seconds - interest_start) / interest_period), 14);
         $interest_after_year = \pow(\exp(1), $year_seconds / $interest_period);
         $interest = ($interest_after_year*100) - 100;
-        return $code.' ('.$interest.'% pa)';
+        return $code.' ('.round($interest,1).'% pa)';
       }
 
       $r = \trim(\hex2bin($currencycode));
diff --git a/tests/Unit/UtilTest.php b/tests/Unit/UtilTest.php
index 2ccddfc..1d01e8f 100644
--- a/tests/Unit/UtilTest.php
+++ b/tests/Unit/UtilTest.php
@@ -10,6 +10,10 @@ class XRPLParserUtilUtilTest extends TestCase
   public function testConvertCurrencyToSymbolDemurrage()
   {
     $this->assertEquals('XAU (-0.5% pa)',Util::currencyToSymbol('0158415500000000C1F76FF6ECB0BAC600000000'));
+    $this->assertEquals('XAU (-0.5% pa)',Util::currencyToSymbol('015841551A748AD2C1F76FF6ECB0CCCD00000000'));
+    $this->assertEquals('LOT (-99% pa)',Util::currencyToSymbol('014C4F5400000000C15A1F74D9006ADA00000000'));
+    $this->assertEquals('CNY (-60% pa)',Util::currencyToSymbol('01434E5900000000C180694BFF0A625D00000000'));
+    
   }
 
   public function testConvertCurrencyToSymbolISO()