diff --git a/lua/lazyvim/plugins/coding.lua b/lua/lazyvim/plugins/coding.lua
index 3cdcc668..d31a5184 100644
--- a/lua/lazyvim/plugins/coding.lua
+++ b/lua/lazyvim/plugins/coding.lua
@@ -232,6 +232,10 @@ return {
       return {
         n_lines = 500,
         custom_textobjects = {
+          a = ai.gen_spec.treesitter({
+            a = { "@parameter.outer" },
+            i = { "@parameter.inner" },
+          }),
           o = ai.gen_spec.treesitter({
             a = { "@block.outer", "@conditional.outer", "@loop.outer" },
             i = { "@block.inner", "@conditional.inner", "@loop.inner" },