diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index f63aaad..ba2fe01 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -28,7 +28,7 @@ if (SLIC3R_GUI)
     include_directories(hidapi/include)
     add_subdirectory(exif)
     include_directories(exif/include)
-    add_subdirectory(angelscript)
+    add_subdirectory(angelscript EXCLUDE_FROM_ALL)
     # include_directories(angelscript/include)
 
     if(WIN32)