diff --git a/src/corelib/global/qconfig.cpp.in b/src/corelib/global/qconfig.cpp.in
index e6a85feffd5..4e373888e25 100644
--- a/src/corelib/global/qconfig.cpp.in
+++ b/src/corelib/global/qconfig.cpp.in
@@ -10,8 +10,6 @@
  * qt_configure_strs. Also qtConfEntries are strongly bound to QLibraryInfo::LibraryPath.
  */
 
-/* Installation date */
-static const char qt_configure_installation     [12+11]  = "qt_instdate=2012-12-20";
 /* Installation Info */
 static const char qt_configure_prefix_path_str  [12+256] = "qt_prfxpath=@QT_CONFIGURE_PREFIX_PATH_STR@";
 static const short qt_configure_str_offsets[] = {