diff --git a/configure b/configure
index b0abf2e3..ac7ac866 100755
--- a/configure
+++ b/configure
@@ -108,9 +108,5 @@ if (! -e ".qmake.cache") {
 
 chdir("$outpath");
 
-open QMAKE_CACHE, ">.qmake.cache" || die "Could not open .qmake.cache for writing!\n";
-print QMAKE_CACHE "include(\$\$PWD/qtbase/.qmake.cache)\n";
-close QMAKE_CACHE;
-
 $ret = system_v("$outpath/qtbase/bin/qmake $relpath/qt.pro");
 exit ($ret>>8);
diff --git a/qt.pro b/qt.pro
index b5a4bc01..a3bbcbea 100644
--- a/qt.pro
+++ b/qt.pro
@@ -1,3 +1,6 @@
+# Create the super cache so modules will add themselves to it.
+cache(, super)
+
 TEMPLATE      = subdirs
 
 module_qtbase.subdir = qtbase