diff --git a/CMakeLists.txt b/CMakeLists.txt
index f521635..79c1772 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@
 include (ExternalProject)
 set (CMAKE_CXX_STANDARD 17)
 set (CMAKE_CXX_STANDARD_REQUIRED ON)
-set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -lstdc++fs -Werror")
+set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -lstdc++fs")
 set (CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
 set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-rtti")