diff --git a/ax_check_qt.m4 b/ax_check_qt.m4
index 39da720..3a067ef 100644
--- a/ax_check_qt.m4
+++ b/ax_check_qt.m4
@@ -42,12 +42,16 @@ AC_DEFUN([AX_CXX_QT_TOOL], [
     HAVE_$1=1
     AC_MSG_CHECKING([for $2])
     AC_ARG_VAR([$1], [path to Qt tool $2])
+    $1=${$1:-$(${PKG_CONFIG} --variable=$2-qt5_location Qt5Core)}
+    $1=${$1:-$(${PKG_CONFIG} --variable=host_bins Qt5Core)/$2-qt5}
     $1=${$1:-$(${PKG_CONFIG} --variable=$2_location Qt5Core)}
     $1=${$1:-$(${PKG_CONFIG} --variable=host_bins Qt5Core)/$2}
     $1=${$1:-$(${PKG_CONFIG} --variable=$2_location QtCore)}
     $1=${$1:-$(${PKG_CONFIG} --variable=host_bins QtCore)/$2}
     if ! which "${$1%% *}" > /dev/null; then
-      if which "$2" > /dev/null; then
+      if which "$2-qt5" > /dev/null; then
+        $1=$2
+      elif which "$2" > /dev/null; then
         $1=$2
       else
         HAVE_$1=0
diff --git a/bootstrap.sh b/bootstrap.sh
index 68a5a27..84d2aec 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -735,15 +735,24 @@ Source0: %{name}-%{version}.tar.gz
 BuildRequires: gnupg, subversion, automake, autoconf$(
     if testtag AX_USE_DOXYGEN; then
       echo -n ", doxygen, graphviz";
-    fi;
-    if testtag AX_REQUIRE_QT || testtag AX_CHECK_QT; then
-      echo -n ", qtbase5-devel | libqt4-devel, qtbase5-devel-tools | qt4-devel-tools";
     fi)
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 %if 0%{?fedora} || 0%{?rhel} || 0%{?rhl} || 0%{?centos} || 0%{?centos_ver} || 0%{?centos_version}
-BuildRequires: pkgconfig, redhat-lsb$(if testtag AX_USE_CPPUNIT; then echo -n ", cppunit-devel"; fi)
+BuildRequires: pkgconfig, redhat-lsb$(
+    if testtag AX_USE_CPPUNIT; then
+      echo -n ", cppunit-devel";
+    fi;
+    if testtag AX_REQUIRE_QT || testtag AX_CHECK_QT; then
+      echo -n ", qtbase5-devel, qtbase5-devel-tools, qt5-qtwebkit-devel";
+    fi)
 %else%if 0%{?suse_version} || 0%{?sles_version}
-BuildRequires: pkg-config, lsb-release$(if testtag AX_USE_CPPUNIT; then echo -n ", libcppunit-devel"; fi)
+BuildRequires: pkg-config, lsb-release$(
+    if testtag AX_USE_CPPUNIT; then
+      echo -n ", libcppunit-devel";
+    fi;
+    if testtag AX_REQUIRE_QT || testtag AX_CHECK_QT; then
+      echo -n ", libqt5-qtbase-devel, libqt5-qttools, libQt5WebKit5-devel";
+    fi)
 %endif%endif
 %if 0%{?fedora} || 0%{?rhel} || 0%{?rhl}
 $(if testtag AX_USE_DOXYGEN; then echo -n "BuildRequires: mscgen"; fi)