diff --git a/gui/mistral/family.cmake b/gui/mistral/family.cmake
index de737704..1bc02686 100644
--- a/gui/mistral/family.cmake
+++ b/gui/mistral/family.cmake
@@ -1 +1 @@
-target_include_directories(gui_mistral PRIVATE ${MISTRAL_ROOT}/lib)
+target_include_directories(gui_mistral PRIVATE ${MISTRAL_ROOT}/libmistral)