diff --git a/GeoLib/CMakeLists.txt b/GeoLib/CMakeLists.txt
index 1d4595cde03a342003eb926a398eaff7a6e25624..3aa818b61895082d49be8e25aa298f8f1ab36df8 100644
--- a/GeoLib/CMakeLists.txt
+++ b/GeoLib/CMakeLists.txt
@@ -2,7 +2,9 @@
 GET_SOURCE_FILES(SOURCES_GeoLib)
 
 # Create the library
-add_library(GeoLib STATIC ${SOURCES_GeoLib})
+add_library(GeoLib STATIC ${SOURCES_GeoLib}
+	${CMAKE_CURRENT_SOURCE_DIR}/../ThirdParty/tetgen/predicates.cxx
+)
 
 target_link_libraries(GeoLib INTERFACE
 	BaseLib