diff --git a/share/qt/Info.plist.in b/share/qt/Info.plist.in
--- a/share/qt/Info.plist.in
+++ b/share/qt/Info.plist.in
@@ -38,7 +38,7 @@
   <true/>
 
   <key>CFBundleIdentifier</key>
-  <string>org.bitcoinfoundation.Bitcoin-Qt</string>
+  <string>org.bitcoincash.Bitcoin-Qt</string>
 
   <key>CFBundleURLTypes</key>
   <array>
@@ -46,10 +46,10 @@
       <key>CFBundleTypeRole</key>
       <string>Editor</string>
       <key>CFBundleURLName</key>
-      <string>org.bitcoin.BitcoinPayment</string>
+      <string>org.bitcoincash.BitcoinPayment</string>
       <key>CFBundleURLSchemes</key>
       <array>
-        <string>bitcoin</string>
+        <string>bitcoincash</string>
       </array>
     </dict>
   </array>
@@ -58,9 +58,9 @@
   <array>
     <dict>
       <key>UTTypeIdentifier</key>
-      <string>org.bitcoin.paymentrequest</string>
+      <string>org.bitcoincash.paymentrequest</string>
       <key>UTTypeDescription</key>
-      <string>Bitcoin payment request</string>
+      <string>Bitcoin Cash payment request</string>
       <key>UTTypeConformsTo</key>
       <array>
         <string>public.data</string>
@@ -68,10 +68,10 @@
       <key>UTTypeTagSpecification</key>
       <dict>
         <key>public.mime-type</key>
-        <string>application/x-bitcoin-payment-request</string>
+        <string>application/bitcoincash-paymentrequest</string>
         <key>public.filename-extension</key>
         <array>
-          <string>bitcoinpaymentrequest</string>
+          <string>bitcoincashpaymentrequest</string>
         </array>
       </dict>
     </dict>
@@ -84,7 +84,7 @@
       <string>Editor</string>
       <key>LSItemContentTypes</key>
       <array>
-        <string>org.bitcoin.paymentrequest</string>
+        <string>org.bitcoincash.paymentrequest</string>
       </array>
       <key>LSHandlerRank</key>
       <string>Owner</string>
diff --git a/src/qt/paymentrequest.proto b/src/qt/paymentrequest.proto
--- a/src/qt/paymentrequest.proto
+++ b/src/qt/paymentrequest.proto
@@ -1,18 +1,19 @@
 //
-// Simple Bitcoin Payment Protocol messages
+// Simple Bitcoin Cash Payment Protocol messages
+// based on Simple Bitcoin Payment Protocol
 //
 // Use fields 100+ for extensions;
 // to avoid conflicts, register extensions at:
-// https://en.bitcoin.it/wiki/Payment_Request
+// TODO (was: https://en.bitcoin.it/wiki/Payment_Request)
 //
 
 syntax = "proto2";
 
 package payments;
-option java_package = "org.bitcoin.protocols.payments";
+option java_package = "org.bitcoincash.protocols.payments";
 option java_outer_classname = "Protos";
 
-// Generalized form of "send payment to this/these bitcoin addresses"
+// Generalized form of "send payment to this/these bitcoin cash addresses"
 message Output {
 	optional uint64 amount = 1 [default = 0]; // amount is integer-number-of-satoshis
 	required bytes script = 2; // usually one of the standard Script forms