diff -r c5735d0fcc50 -r bde3e43d7b27 QTfrontend/CMakeLists.txt
--- a/QTfrontend/CMakeLists.txt	Tue Nov 11 21:46:17 2014 +0100
+++ b/QTfrontend/CMakeLists.txt	Tue Nov 11 21:55:38 2014 +0100
@@ -1,5 +1,5 @@
 # Configure for Qt4
-set(QT_MIN_VERSION "4.5.0")
+set(QT_MIN_VERSION "4.7.0")
 include(CheckLibraryExists)
 
 set(QT_USE_QTCORE TRUE)