diff --git a/README.md b/README.md
index 0497677..873be8d 100644
--- a/README.md
+++ b/README.md
@@ -76,6 +76,7 @@ There are additional inputs if you want to be able to assign issues to projects.
 * Elixir
 * Go
 * Handlebars
+* HCL
 * HTML
 * Java
 * JavaScript
diff --git a/syntax.json b/syntax.json
index 178d1b1..7a4fde5 100644
--- a/syntax.json
+++ b/syntax.json
@@ -529,5 +529,25 @@
         }
       }
     ]
+  },
+  {
+    "language": "HCL",
+    "markers" : [
+      {
+        "type": "line",
+        "pattern": "#"
+      },
+      {
+        "type": "line",
+        "pattern": "//"
+      },
+      {
+        "type": "block",
+        "pattern": {
+          "start": "/\\*",
+          "end": "\\*/"
+        }
+      }
+    ]
   }
 ]