diff --git a/public_html/modules/donate.php b/public_html/modules/donate.php
index 15f1a63..52f33c5 100644
--- a/public_html/modules/donate.php
+++ b/public_html/modules/donate.php
@@ -67,7 +67,7 @@ if(!empty($_POST['submit']))
 		switch($sPaymentMethod->sType)
 		{
 			case PaymentMethod::PAYPAL:
-				if($sPaymentRequest->sCurrency == "btc")
+				if(strtolower($_POST['currency']) == "btc")
 				{
 					$sCurrency = urlencode("USD");
 					$sAmount = round(Currency::Convert("usd", "btc", $_POST['amount']), 2);
diff --git a/public_html/modules/payment/paypal.php b/public_html/modules/payment/paypal.php
index ed894ea..8996c5b 100644
--- a/public_html/modules/payment/paypal.php
+++ b/public_html/modules/payment/paypal.php
@@ -22,7 +22,7 @@ catch (NotFoundException $e)
 	throw new RouterException("No such payment method found.");
 }
 
-if($sPaymentRequest->sCurrency == "btc")
+if(strtolower($sPaymentRequest->sCurrency) == "btc")
 {
 	$sCurrency = urlencode("USD");
 	$sAmount = round(Currency::Convert("usd", "btc", $sPaymentRequest->sAmount), 2);