diff --git a/mkspecs/features/qt_docs.prf b/mkspecs/features/qt_docs.prf
index 0c46301ce4..d195004077 100644
--- a/mkspecs/features/qt_docs.prf
+++ b/mkspecs/features/qt_docs.prf
@@ -27,12 +27,12 @@ prepare_docs {
 
     inst_html_docs.files = $$QMAKE_DOCS_OUTPUTDIR
     inst_html_docs.path = $$[QT_INSTALL_DOCS]
-    inst_html_docs.CONFIG += no_check_exist directory no_default_install
+    inst_html_docs.CONFIG += no_check_exist directory no_default_install no_build
     INSTALLS += inst_html_docs
 
     inst_qch_docs.files = $$QMAKE_DOCS_BASE_OUTDIR/$${QMAKE_DOCS_TARGET}.qch
     inst_qch_docs.path = $$[QT_INSTALL_DOCS]
-    inst_qch_docs.CONFIG += no_check_exist no_default_install
+    inst_qch_docs.CONFIG += no_check_exist no_default_install no_build
     INSTALLS += inst_qch_docs
 
     install_html_docs.depends = install_inst_html_docs