diff --git a/nyancoin-qt.pro b/nyancoin-qt.pro
index 9e2e76e..f7d7b93 100644
--- a/nyancoin-qt.pro
+++ b/nyancoin-qt.pro
@@ -6,12 +6,15 @@ DEFINES += QT_GUI BOOST_THREAD_USE_LIB BOOST_SPIRIT_THREADSAFE BOOST_THREAD_PROV
 CONFIG += no_include_pwd
 
 QT += widgets
-#CONFIG += c++11
 
 macx:BDB_LIB_PATH = /usr/local/opt/berkeley-db4/lib
 macx:BDB_INCLUDE_PATH = /usr/local/opt/berkeley-db4/include
-macx:BOOST_INCLUDE_PATH=/Users/jamescoxon/Development/boost_1_60_0
+macx:BOOST_INCLUDE_PATH=/usr/local/include/boost.
 macx:BOOST_LIB_PATH=/usr/local/lib
+macx:QMAKE_CXXFLAGS += -Wno-deprecated-declarations
+macx:QMAKE_MAC_SDK = macosx10.11
+macx:OPENSSL_LIB_PATH += /usr/local/opt/openssl/lib
+macx:OPENSSL_INCLUDE_PATH += /usr/local/opt/openssl/include
 
 # UNCOMMENT THIS SECTION TO BUILD ON WINDOWS
 
@@ -40,7 +43,7 @@ UI_DIR = build
 # use: qmake "RELEASE=1"
 contains(RELEASE, 1) {
     # Mac: compile for maximum compatibility (10.5, 32-bit)
-    macx:QMAKE_CXXFLAGS += -mmacosx-version-min=10.5 -arch i386 -isysroot /Developer/SDKs/MacOSX10.5.sdk
+    macx:QMAKE_CXXFLAGS += -mmacosx-version-min=10.7 -arch i386 -isysroot /Developer/SDKs/MacOSX10.7.sdk -Wno-deprecated-declarations
 
     !windows:!macx {
         # Linux: static link
diff --git a/src/db.cpp b/src/db.cpp
index 9d2d9d8..27feed7 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -346,7 +346,7 @@ void CDBEnv::Flush(bool fShutdown)
             else
                 mi++;
         }
-        printf("DBFlush(%s)%s ended %15"PRI64d"ms\n", fShutdown ? "true" : "false", fDbEnvInit ? "" : " db not started", GetTimeMillis() - nStart);
+        printf("DBFlush(%s)%s ended %15" PRI64d"ms\n", fShutdown ? "true" : "false", fDbEnvInit ? "" : " db not started", GetTimeMillis() - nStart);
         if (fShutdown)
         {
             char** listp;
diff --git a/src/init.cpp b/src/init.cpp
index 70b8bac..1593336 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -589,7 +589,7 @@ bool AppInit2()
         printf("Shutdown requested. Exiting.\n");
         return false;
     }
-    printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
+    printf(" block index %15" PRI64d"ms\n", GetTimeMillis() - nStart);
 
     if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
     {
@@ -700,7 +700,7 @@ bool AppInit2()
     }
 
     printf("%s", strErrors.str().c_str());
-    printf(" wallet      %15"PRI64d"ms\n", GetTimeMillis() - nStart);
+    printf(" wallet      %15" PRI64d"ms\n", GetTimeMillis() - nStart);
 
     RegisterWallet(pwalletMain);
 
@@ -720,7 +720,7 @@ bool AppInit2()
         printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
         nStart = GetTimeMillis();
         pwalletMain->ScanForWalletTransactions(pindexRescan, true);
-        printf(" rescan      %15"PRI64d"ms\n", GetTimeMillis() - nStart);
+        printf(" rescan      %15" PRI64d"ms\n", GetTimeMillis() - nStart);
     }
 
     // ********************************************************* Step 8: import blocks
@@ -747,7 +747,7 @@ bool AppInit2()
             printf("Invalid or missing peers.dat; recreating\n");
     }
 
-    printf("Loaded %i addresses from peers.dat  %"PRI64d"ms\n",
+    printf("Loaded %i addresses from peers.dat  %" PRI64d"ms\n",
            addrman.size(), GetTimeMillis() - nStart);
 
     // ********************************************************* Step 10: start node
diff --git a/src/net.cpp b/src/net.cpp
index 0cc8f7d..3a153db 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1080,7 +1080,7 @@ void DumpAddresses()
     CAddrDB adb;
     adb.Write(addrman);
 
-    printf("Flushed %d addresses to peers.dat  %"PRI64d"ms\n",
+    printf("Flushed %d addresses to peers.dat  %" PRI64d"ms\n",
            addrman.size(), GetTimeMillis() - nStart);
 }
 
diff --git a/src/serialize.h b/src/serialize.h
index 6e952fa..626b6d0 100644
--- a/src/serialize.h
+++ b/src/serialize.h
@@ -808,6 +808,7 @@ class CDataStream
     iterator insert(iterator it, const char& x=char()) { return vch.insert(it, x); }
     void insert(iterator it, size_type n, const char& x) { vch.insert(it, n, x); }
 
+#ifndef __APPLE__
     void insert(iterator it, const_iterator first, const_iterator last)
     {
         assert(last - first >= 0);
@@ -820,6 +821,7 @@ class CDataStream
         else
             vch.insert(it, first, last);
     }
+#endif
 
     void insert(iterator it, std::vector<char>::const_iterator first, std::vector<char>::const_iterator last)
     {
diff --git a/src/walletdb.cpp b/src/walletdb.cpp
index 4fa3cfd..0ad71d4 100644
--- a/src/walletdb.cpp
+++ b/src/walletdb.cpp
@@ -376,7 +376,7 @@ void ThreadFlushWalletDB(void* parg)
                         bitdb.CheckpointLSN(strFile);
 
                         bitdb.mapFileUseCount.erase(mi++);
-                        printf("Flushed wallet.dat %"PRI64d"ms\n", GetTimeMillis() - nStart);
+                        printf("Flushed wallet.dat %" PRI64d"ms\n", GetTimeMillis() - nStart);
                     }
                 }
             }