diff --git a/configure b/configure
index 2f64fa9c18..43bbe6668b 100755
--- a/configure
+++ b/configure
@@ -6524,6 +6524,7 @@ cat >>"$QTCONFIG.tmp" <<EOF
 CONFIG += $QTCONFIG_CONFIG
 host_build {
     QT_ARCH = $CFG_HOST_ARCH
+    QT_TARGET_ARCH = $CFG_ARCH
 } else {
     QT_ARCH = $CFG_ARCH
     QMAKE_DEFAULT_LIBDIRS = $DEFAULT_LIBDIRS
diff --git a/tools/configure/configureapp.cpp b/tools/configure/configureapp.cpp
index c836e0e851..52348a9c41 100644
--- a/tools/configure/configureapp.cpp
+++ b/tools/configure/configureapp.cpp
@@ -3120,6 +3120,7 @@ void Configure::generateQConfigPri()
         configStream << endl;
         configStream << "host_build {" << endl;
         configStream << "    QT_ARCH = " << dictionary["QT_HOST_ARCH"] << endl;
+        configStream << "    QT_TARGET_ARCH = " << dictionary["QT_ARCH"] << endl;
         configStream << "} else {" << endl;
         configStream << "    QT_ARCH = " << dictionary["QT_ARCH"] << endl;
         if (dictionary.contains("XQMAKESPEC") && !dictionary["XQMAKESPEC"].startsWith("wince")) {