diff --git a/CMakeLists.txt b/CMakeLists.txt
index ec1d7dd..c273eff 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -293,7 +293,6 @@ if (USE_INCLUDED_ZLIB)
 else()
     set(_lib3mf_external_link_visibility PRIVATE)
     if (NOT LIB3MF_BUILD_SHARED)
-      set(_lib3mf_external_link_visibility PUBLIC)
     endif()
 
     find_package(ZLIB QUIET)