diff --git a/lockfile.json b/lockfile.json
index 5de7058c7..f0e96e203 100644
--- a/lockfile.json
+++ b/lockfile.json
@@ -126,7 +126,7 @@
     "revision": "517195970428aacca60891b050aa53eabf4ba78d"
   },
   "firrtl": {
-    "revision": "58e9655caa6b6d0ef8dc0e6bd3d8e060beb6b40d"
+    "revision": "572ac53752252c4b77bd7cf0ce6a07a2db177ab7"
   },
   "fish": {
     "revision": "f9176908c9eb2e11eb684d79e1d00f3b29bd65c9"
diff --git a/lua/nvim-treesitter/parsers.lua b/lua/nvim-treesitter/parsers.lua
index c8beaab9a..0337be9bf 100644
--- a/lua/nvim-treesitter/parsers.lua
+++ b/lua/nvim-treesitter/parsers.lua
@@ -426,7 +426,7 @@ list.fennel = {
 list.firrtl = {
   install_info = {
     url = "https://github.com/amaanq/tree-sitter-firrtl",
-    files = { "src/parser.c", "src/scanner.cc" },
+    files = { "src/parser.c", "src/scanner.c" },
   },
   maintainers = { "@amaanq" },
 }