diff --git a/compiler.pri b/compiler.pri
index a16ea43a9..7d95b3ee4 100644
--- a/compiler.pri
+++ b/compiler.pri
@@ -1,3 +1,5 @@
+include(qt.pri)
+ 
 CONFIG *= warn_on
 
 win32 {
@@ -136,7 +138,14 @@ macx {
 
 	!CONFIG(universal) {
 		CONFIG += no-pch
-		QMAKE_MAC_SDK = $$system(xcode-select --print-path)/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk
+
+		# Qt 5.1 and greater want short-form OS X SDKs.
+		isEqual(QT_MAJOR_VERSION, 5) {
+			QMAKE_MAC_SDK = macosx10.8
+		} else {
+			QMAKE_MAC_SDK = $$system(xcode-select --print-path)/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.8.sdk
+		}
+
 		QMAKE_CC = $$system(xcrun -find clang)
 		QMAKE_CXX = $$system(xcrun -find clang++)
 		QMAKE_LINK = $$system(xcrun -find clang++)