diff --git a/share/twn_api.json b/share/twn_api.json
index 255886a..15b04d7 100644
--- a/share/twn_api.json
+++ b/share/twn_api.json
@@ -127,6 +127,18 @@
             ]
         },
 
+        "draw_line": {
+            "module": "draw",
+            "symbol": "line",
+            "header": "twn_draw.h",
+            "params": [
+                { "name": "start", "type": "Vec2" },
+                { "name": "finish", "type": "Vec2" },
+                { "name": "thickness", "type": "float", "default": 1 },
+                { "name": "color", "type": "Color", "default": { "r": 255, "g": 255, "b": 255, "a": 255 } }
+            ]
+        },
+
         "draw_triangle": {
             "module": "draw",
             "symbol": "triangle",