diff --git a/src/frontend/libslirp/CMakeLists.txt b/src/frontend/libslirp/CMakeLists.txt
index cb009a6cad..67b8ac78db 100644
--- a/src/frontend/libslirp/CMakeLists.txt
+++ b/src/frontend/libslirp/CMakeLists.txt
@@ -62,4 +62,6 @@ elseif(HAIKU)
 	target_Link_libraries(slirp PRIVATE network)
 elseif(APPLE)
 	target_link_libraries(slirp PRIVATE resolv)
+else()
+	set_source_files_properties(glib/glib.c PROPERTIES COMPILE_FLAGS -fvisibility=hidden)
 endif()