diff --git a/meson.build b/meson.build
index 8d9cba7c..f1ed8f0f 100644
--- a/meson.build
+++ b/meson.build
@@ -573,6 +573,7 @@ config_cmake.set('LIBXML_MAJOR_VERSION', v_maj)
 config_cmake.set('LIBXML_MINOR_VERSION', v_min)
 config_cmake.set('LIBXML_MICRO_VERSION', v_mic)
 config_cmake.set('VERSION', meson.project_version())
+config_cmake.set('WITH_HTTP', want_http.to_int().to_string())
 config_cmake.set('WITH_ICONV', want_iconv.to_int().to_string())
 config_cmake.set('WITH_ICU', want_icu.to_int().to_string())
 config_cmake.set('WITH_LZMA', want_lzma.to_int().to_string())