diff --git a/meson.build b/meson.build
index f2a6800..f193fec 100644
--- a/meson.build
+++ b/meson.build
@@ -18,6 +18,7 @@ jsoncpp_cdata.set('JSONCPP_VERSION', meson.project_version())
 jsoncpp_cdata.set('JSONCPP_VERSION_MAJOR', jsoncpp_major_version)
 jsoncpp_cdata.set('JSONCPP_VERSION_MINOR', jsoncpp_minor_version)
 jsoncpp_cdata.set('JSONCPP_VERSION_PATCH', jsoncpp_patch_version)
+jsoncpp_cdata.set('JSONCPP_USE_SECURE_MEMORY',0)
 
 jsoncpp_gen_sources = configure_file(
   input : 'src/lib_json/version.h.in',