diff --git a/tests/slic3rutils/CMakeLists.txt b/tests/slic3rutils/CMakeLists.txt
index f03d8d69a..ef4287b6c 100644
--- a/tests/slic3rutils/CMakeLists.txt
+++ b/tests/slic3rutils/CMakeLists.txt
@@ -3,7 +3,7 @@ add_executable(${_TEST_NAME}_tests
     ${_TEST_NAME}_tests_main.cpp
     )
 
-target_link_libraries(${_TEST_NAME}_tests test_common libslic3r_gui)
+target_link_libraries(${_TEST_NAME}_tests test_common libslic3r_gui libslic3r)
 set_property(TARGET ${_TEST_NAME}_tests PROPERTY FOLDER "tests")
 
 # catch_discover_tests(${_TEST_NAME}_tests TEST_PREFIX "${_TEST_NAME}: ")