diff --git a/src/clientversion.h b/src/clientversion.h
index 5af45874..59fc25a4 100644
--- a/src/clientversion.h
+++ b/src/clientversion.h
@@ -9,7 +9,7 @@
 #define CLIENT_VERSION_MAJOR       0
 #define CLIENT_VERSION_MINOR       8
 #define CLIENT_VERSION_REVISION    99
-#define CLIENT_VERSION_BUILD       4
+#define CLIENT_VERSION_BUILD       5
 
 // Set to true for release, false for prerelease or test build
 #define CLIENT_VERSION_IS_RELEASE  true
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index eee3c98b..bf62f72e 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -83,8 +83,8 @@ void setupAmountWidget(QLineEdit *widget, QWidget *parent)
 
 bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out)
 {
-    // return if URI is not valid or is no bitcoin URI
-    if(!uri.isValid() || uri.scheme() != QString("bitcoin"))
+    // return if URI is not valid or is no myriadcoin URI
+    if(!uri.isValid() || uri.scheme() != QString("myriadcoin"))
         return false;
 
     SendCoinsRecipient rv;
@@ -135,13 +135,13 @@ bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out)
 
 bool parseBitcoinURI(QString uri, SendCoinsRecipient *out)
 {
-    // Convert bitcoin:// to bitcoin:
+    // Convert myriadcoin:// to myriadcoin:
     //
-    //    Cannot handle this later, because bitcoin:// will cause Qt to see the part after // as host,
+    //    Cannot handle this later, because myriadcoin:// will cause Qt to see the part after // as host,
     //    which will lower-case it (and thus invalidate the address).
-    if(uri.startsWith("bitcoin://"))
+    if(uri.startsWith("myriadcoin://"))
     {
-        uri.replace(0, 10, "bitcoin:");
+        uri.replace(0, 10, "myriadcoin:");
     }
     QUrl uriInstance(uri);
     return parseBitcoinURI(uriInstance, out);
@@ -295,12 +295,12 @@ bool ToolTipToRichTextFilter::eventFilter(QObject *obj, QEvent *evt)
 #ifdef WIN32
 boost::filesystem::path static StartupShortcutPath()
 {
-    return GetSpecialFolderPath(CSIDL_STARTUP) / "Bitcoin.lnk";
+    return GetSpecialFolderPath(CSIDL_STARTUP) / "Myriadcoin.lnk";
 }
 
 bool GetStartOnSystemStartup()
 {
-    // check for Bitcoin.lnk
+    // check for Myriadcoin.lnk
     return boost::filesystem::exists(StartupShortcutPath());
 }
 
@@ -377,7 +377,7 @@ boost::filesystem::path static GetAutostartDir()
 
 boost::filesystem::path static GetAutostartFilePath()
 {
-    return GetAutostartDir() / "bitcoin.desktop";
+    return GetAutostartDir() / "myriadcoin.desktop";
 }
 
 bool GetStartOnSystemStartup()
@@ -415,7 +415,7 @@ bool SetStartOnSystemStartup(bool fAutoStart)
         boost::filesystem::ofstream optionFile(GetAutostartFilePath(), std::ios_base::out|std::ios_base::trunc);
         if (!optionFile.good())
             return false;
-        // Write a bitcoin.desktop file to the autostart directory:
+        // Write a myriadcoin.desktop file to the autostart directory:
         optionFile << "[Desktop Entry]\n";
         optionFile << "Type=Application\n";
         optionFile << "Name=Myriadcoin\n";
@@ -437,7 +437,7 @@ bool SetStartOnSystemStartup(bool fAutoStart)
 LSSharedFileListItemRef findStartupItemInList(LSSharedFileListRef list, CFURLRef findUrl);
 LSSharedFileListItemRef findStartupItemInList(LSSharedFileListRef list, CFURLRef findUrl)
 {
-    // loop through the list of startup items and try to find the bitcoin app
+    // loop through the list of startup items and try to find the myriadcoin app
     CFArrayRef listSnapshot = LSSharedFileListCopySnapshot(list, NULL);
     for(int i = 0; i < CFArrayGetCount(listSnapshot); i++) {
         LSSharedFileListItemRef item = (LSSharedFileListItemRef)CFArrayGetValueAtIndex(listSnapshot, i);
@@ -471,7 +471,7 @@ bool SetStartOnSystemStartup(bool fAutoStart)
     LSSharedFileListItemRef foundItem = findStartupItemInList(loginItems, bitcoinAppUrl);
 
     if(fAutoStart && !foundItem) {
-        // add bitcoin app to startup item list
+        // add myriadcoin app to startup item list
         LSSharedFileListInsertItemURL(loginItems, kLSSharedFileListItemBeforeFirst, NULL, NULL, bitcoinAppUrl, NULL, NULL);
     }
     else if(!fAutoStart && foundItem) {
@@ -493,7 +493,7 @@ HelpMessageBox::HelpMessageBox(QWidget *parent) :
     header = tr("Myriadcoin-Qt") + " " + tr("version") + " " +
         QString::fromStdString(FormatFullVersion()) + "\n\n" +
         tr("Usage:") + "\n" +
-        "  bitcoin-qt [" + tr("command-line options") + "]                     " + "\n";
+        "  myriadcoin-qt [" + tr("command-line options") + "]                     " + "\n";
 
     coreOptions = QString::fromStdString(HelpMessage());
 
diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp
index ad9b0cf9..c70d0c6b 100644
--- a/src/qt/paymentserver.cpp
+++ b/src/qt/paymentserver.cpp
@@ -25,7 +25,7 @@
 using namespace boost;
 
 const int BITCOIN_IPC_CONNECT_TIMEOUT = 1000; // milliseconds
-const QString BITCOIN_IPC_PREFIX("bitcoin:");
+const QString BITCOIN_IPC_PREFIX("myriadcoin:");
 
 //
 // Create a name that is unique for:
@@ -106,7 +106,7 @@ PaymentServer::PaymentServer(QApplication* parent) : QObject(parent), saveURIs(t
     uriServer = new QLocalServer(this);
 
     if (!uriServer->listen(name))
-        qDebug() << tr("Cannot start bitcoin: click-to-pay handler");
+        qDebug() << tr("Cannot start myriadcoin: click-to-pay handler");
     else
         connect(uriServer, SIGNAL(newConnection()), this, SLOT(handleURIConnection()));
 }
diff --git a/src/qt/paymentserver.h b/src/qt/paymentserver.h
index 1f2fdd46..dd889037 100644
--- a/src/qt/paymentserver.h
+++ b/src/qt/paymentserver.h
@@ -3,7 +3,7 @@
 
 //
 // This class handles payment requests from clicking on
-// bitcoin: URIs
+// myriadcoin: URIs
 //
 // This is somewhat tricky, because we have to deal with
 // the situation where the user clicks on a link during