diff --git a/languages.json b/languages.json
index 83063fe..d9cbab6 100644
--- a/languages.json
+++ b/languages.json
@@ -613,6 +613,11 @@
       "blank": true,
       "extensions": ["hex"]
     },
+    "HiCad": {
+      "name": "HICAD",
+      "line_comment": ["REM", "rem"],
+      "extensions": ["MAC", "mac"]
+    },
     "Hlsl": {
       "name": "HLSL",
       "line_comment": ["//"],
diff --git a/tests/data/hicad.mac b/tests/data/hicad.mac
new file mode 100644
index 0000000..95f6077
--- /dev/null
+++ b/tests/data/hicad.mac
@@ -0,0 +1,10 @@
+REM 10 lines 4 code 3 comments 3 blanks
+START  59
+
+REM Comment on a line
+%XY:=42
+
+rem This is also a comment
+IF FOO= "foo" GOTO 10
+
+END