diff --git a/admin/acinclude.m4.in b/admin/acinclude.m4.in
index a82b560..2c44123 100644
--- a/admin/acinclude.m4.in
+++ b/admin/acinclude.m4.in
@@ -311,6 +311,14 @@ AC_DEFUN([AC_PATH_QT_MOC_UIC],
       qt_bindirs="$ac_qt_bindir $qt_bindirs"
    fi
 
+   if test "$kde_qtver" = "3"; then
+     qt_bindirs="/usr/share/qt3/bin $qt_bindirs"
+   fi
+
+   if test "$kde_qtver" = "4"; then
+     qt_bindirs="/usr/share/qt4/bin $qt_bindirs"
+   fi
+
    KDE_FIND_PATH(moc, MOC, [$qt_bindirs], [KDE_MOC_ERROR_MESSAGE])
    if test -z "$UIC_NOT_NEEDED"; then
      KDE_FIND_PATH(uic, UIC_PATH, [$qt_bindirs], [UIC_PATH=""])