diff --git a/nvim/lua/juancwu/plugins/conform.lua b/nvim/lua/juancwu/plugins/conform.lua
index bdbcd96..cfae285 100644
--- a/nvim/lua/juancwu/plugins/conform.lua
+++ b/nvim/lua/juancwu/plugins/conform.lua
@@ -6,6 +6,8 @@ local formatters_by_ft = {
 	typescriptreact = { "prettier", "biome" },
 	css = { "prettier", "biome" },
 	markdown = { "prettier", "biome" },
+	jsonc = { "prettier", "biome" },
+	json = { "prettier", "biome" },
 	go = { "gofmt" },
 	python = { "autopep8" },
 	yaml = { "yamlfmt" },