diff --git a/tools/designer/designer/preferences.ui b/tools/designer/designer/preferences.ui
index 812db1a9..c23ffd40 100644
--- a/tools/designer/designer/preferences.ui
+++ b/tools/designer/designer/preferences.ui
@@ -663,8 +663,7 @@
     <slot access="protected">destroy()</slot>
 </slots>
 <layoutdefaults spacing="6" margin="11"/>
-<includehints>
-    <includehint>styledbutton.h</includehint>
-    <includehint>styledbutton.h</includehint>
-</includehints>
+<includes>
+    <include location="global" impldecl="in implementation">styledbutton.h</include>
+</includes>
 </UI>
diff --git a/tools/qtconfig/mainwindowbase.ui b/tools/qtconfig/mainwindowbase.ui
index bac55376..6521ac20 100644
--- a/tools/qtconfig/mainwindowbase.ui
+++ b/tools/qtconfig/mainwindowbase.ui
@@ -1838,9 +1838,8 @@
 </slots>
 <pixmapinproject/>
 <layoutdefaults spacing="4" margin="8"/>
-<includehints>
-    <includehint>colorbutton.h</includehint>
-    <includehint>colorbutton.h</includehint>
-    <includehint>previewframe.h</includehint>
-</includehints>
+<includes>
+    <include location="global" impldecl="in implementation">colorbutton.h</include>
+    <include location="global" impldecl="in implementation">previewframe.h</include>
+</includes>
 </UI>