--- CMakeLists.txt.orig	2021-01-05 11:46:44 UTC
+++ CMakeLists.txt
@@ -177,7 +177,7 @@ set(CMAKE_C_FLAGS_DEBUGOPT "")
 
 target_compile_options(${PROJECT_NAME} PRIVATE -pedantic -std=gnu99 -Wall -Werror -Wimplicit -Wunused -Wcomment -Wchar-subscripts
         -Wuninitialized -Wshadow -Wcast-qual -Wcast-align -Wwrite-strings -Wno-deprecated-declarations -Wno-unknown-pragmas -Wformat-security
-        -Wno-missing-braces -fvisibility=hidden -DS2N_EXPORTS)
+        -Wno-missing-braces -DS2N_EXPORTS)
 
 if(S2N_NO_PQ)
     target_compile_options(${PROJECT_NAME} PUBLIC -DS2N_NO_PQ)