diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 7d4679e3cbc5a20403034b11b1d1293fad8bc896..86b0e1618f80fc12768e03f704e1ddf4ea25f227 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -62,4 +62,15 @@ else()
   add_library(NICAFEMTO SHARED IMPORTED GLOBAL)
   add_library(KFPARTICLE SHARED IMPORTED GLOBAL)
   add_library(external::yaml-cpp STATIC IMPORTED GLOBAL)
+  set_target_properties(external::yaml-cpp PROPERTIES
+                        IMPORTED_LOCATION external::yaml-cpp-NOTFOUND
+             )
+  add_library(external::fles_ipc STATIC IMPORTED GLOBAL)
+  set_target_properties(external::fles_ipc PROPERTIES
+                        IMPORTED_LOCATION external::fles_ipc-NOTFOUND
+                       )
+  add_library(external::fles_logging STATIC IMPORTED GLOBAL)
+  set_target_properties(external::fles_logging PROPERTIES
+                        IMPORTED_LOCATION external::fles_logging-NOTFOUND
+             )
 endif()