--- src/corelib/global/qglobal.cpp	2014-04-10 14:37:11.000000000 -0400
+++ src/corelib/global/qglobal.cpp	2014-08-05 15:10:15.000000000 -0400
@@ -1185,6 +1185,7 @@
     \value MV_10_7     OS X 10.7
     \value MV_10_8     OS X 10.8
     \value MV_10_9     OS X 10.9
+    \value MV_10_10    OS X 10.10
     \value MV_Unknown  An unknown and currently unsupported platform
 
     \value MV_CHEETAH  Apple codename for MV_10_0
@@ -1197,6 +1198,7 @@
     \value MV_LION     Apple codename for MV_10_7
     \value MV_MOUNTAINLION Apple codename for MV_10_8
     \value MV_MAVERICKS    Apple codename for MV_10_9
+    \value MV_YOSEMITE     Apple codename for MV_10_10
 
     \sa WinVersion, SymbianVersion
 */
--- src/corelib/global/qglobal.h	2014-04-10 14:37:11.000000000 -0400
+++ src/corelib/global/qglobal.h	2014-08-05 15:20:16.000000000 -0400
@@ -330,6 +330,9 @@
 #  if !defined(MAC_OS_X_VERSION_10_9)
 #       define MAC_OS_X_VERSION_10_9 MAC_OS_X_VERSION_10_8 + 1
 #  endif
+#  if !defined(MAC_OS_X_VERSION_10_10)
+#       define MAC_OS_X_VERSION_10_10 MAC_OS_X_VERSION_10_9 + 1
+#  endif
 #endif
 
 #ifdef __LSB_VERSION__
@@ -1630,6 +1633,7 @@
         MV_10_7 = 0x0009,
         MV_10_8 = 0x000A,
         MV_10_9 = 0x000B,
+        MV_10_10 = 0x000C,
 
         /* codenames */
         MV_CHEETAH = MV_10_0,
@@ -1642,6 +1646,7 @@
         MV_LION = MV_10_7,
         MV_MOUNTAINLION = MV_10_8,
-        MV_MAVERICKS = MV_10_9
+        MV_MAVERICKS = MV_10_9,
+        MV_YOSEMITE = MV_10_10
     };
     static const MacVersion MacintoshVersion;
 #endif