diff --git a/languages.json b/languages.json
index 2e0f2e162..34a7274b4 100644
--- a/languages.json
+++ b/languages.json
@@ -1088,6 +1088,10 @@
     "Max": {
       "extensions": ["maxpat"]
     },
+    "Mcfunction": {
+      "line_comment": ["#"],
+      "extensions": ["mcfunction"]
+    },
     "Mdx": {
       "name": "MDX",
       "literate": true,
diff --git a/tests/data/mcfunction.mcfunction b/tests/data/mcfunction.mcfunction
new file mode 100644
index 000000000..2285b1226
--- /dev/null
+++ b/tests/data/mcfunction.mcfunction
@@ -0,0 +1,10 @@
+# 10 lines 4 code 2 comments 4 blanks
+
+gamerule commandBlockOutput false
+
+execute as @a run say Hello world!
+# Single line comment
+
+summon cow ~ ~ ~ {CustomName:'{"text":"Definitely not a cow"}'}
+
+execute if score @s my_objective matches 1..10 run say my_objective is between 1 and 10 (inclusive)
\ No newline at end of file