diff --git a/lua/plugins/themes/_globalvar.lua b/lua/plugins/themes/_globalvar.lua
index dc2b2e1..eef7e66 100644
--- a/lua/plugins/themes/_globalvar.lua
+++ b/lua/plugins/themes/_globalvar.lua
@@ -77,6 +77,7 @@ end
 -- run if cpp config true
 if pcode.active_cpp_config then
   table.insert(pcode.treesitter_ensure_installed, "cpp")
+  table.insert(pcode.treesitter_ensure_installed, "c")
   table.insert(pcode.mason_ensure_installed, "clangd")
   table.insert(pcode.null_ls_ensure_installed, "clang_format")
   table.insert(pcode.dap_ensure_installed, "codelldb")