diff --git a/config/qt4.m4 b/config/qt4.m4
index f39c0ed67e..03f0c05341 100644
--- a/config/qt4.m4
+++ b/config/qt4.m4
@@ -75,7 +75,13 @@ AC_DEFUN([QT_FIND_TOOL],
 	if test -n "$qt_cv_bin" ; then
 		AC_PATH_PROGS($1, [$2], [], $qt_cv_bin)
 	elif qtchooser -l 2>/dev/null | grep -q ^$qt_ext\$ >/dev/null ; then
-		AC_CHECK_PROG($1, $2, [$2 -qt=$qt_ext],, [$PATH])
+		AC_PATH_PROG(qtc_path, qtchooser, [], [$PATH])
+		AC_PATH_PROG($2_path, $2, [], [$PATH])
+		qtc_path=$(dirname "$qtc_path")
+		$2_path=$(dirname "$$2_path")
+		if test "$qtc_path" = "$$2_path" ; then
+			AC_CHECK_PROG($1, $2, [$2 -qt=$qt_ext],, [$PATH])
+		fi
 	fi
 	if test -z "$$1"; then
 		AC_CHECK_PROGS($1, [$2-$qt_ext $2],[],$PATH)