diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 9ee0d8a18..996b15c1c 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -298,7 +298,6 @@ set(SLIC3R_TEST_SOURCES
     ${TESTDIR}/libslic3r/test_print.cpp
     ${TESTDIR}/libslic3r/test_printgcode.cpp
     ${TESTDIR}/libslic3r/test_skirt_brim.cpp
-    ${TESTDIR}/libslic3r/test_support_material.cpp
     ${TESTDIR}/libslic3r/test_test_data.cpp
     ${TESTDIR}/libslic3r/test_trianglemesh.cpp
 )