diff --git a/src/boost.cmake b/src/boost.cmake
index 37ecc13..d02b4f1 100644
--- a/src/boost.cmake
+++ b/src/boost.cmake
@@ -6,7 +6,7 @@ else()
 endif()
 mark_as_advanced(VERA_USE_SYSTEM_BOOST)
 
-set(boostLibs filesystem system program_options regex wave)
+set(boostLibs filesystem program_options regex wave)
 if(VERA_PYTHON)
   list(APPEND boostLibs python)
 endif()
