diff --git a/src/klayout.pro b/src/klayout.pro
index de7d3c3f8..e95f96610 100644
--- a/src/klayout.pro
+++ b/src/klayout.pro
@@ -121,7 +121,13 @@ equals(HAVE_RUBY, "1") {
 }
 
 buddies.depends += plugins lym $$LANG_DEPENDS
-unit_tests.depends += doc icons plugins lym $$MAIN_DEPENDS $$LANG_DEPENDS
+unit_tests.depends += plugins lym $$MAIN_DEPENDS $$LANG_DEPENDS
+
+!equals(HAVE_QT, "0") {
+
+  unit_tests.depends += doc icons
+
+}
 
 # Adds an extra target for generating the doc: "update_doc"
 update_doc.commands = $$PWD/../scripts/make_drc_lvs_doc.sh