--- src/engine/CMakeLists.txt
+++ src/engine/CMakeLists.txt
@@ -68,3 +68,7 @@
 IF(USE_PCH)
     ADD_DEPENDENCIES(traversoaudiobackend precompiled_headers)
 ENDIF(USE_PCH)
+
+TARGET_LINK_LIBRARIES(traversoaudiobackend
+	-ldl
+)