diff --git a/packages/turf-boolean-touches/index.ts b/packages/turf-boolean-touches/index.ts
index a1f4d7791f..31295977c1 100644
--- a/packages/turf-boolean-touches/index.ts
+++ b/packages/turf-boolean-touches/index.ts
@@ -248,7 +248,7 @@ function booleanTouches(
               )
             )
               endMatch = true;
-            for (var ii = 0; ii < geom1.coordinates[i].length; ii++) {
+            for (var ii = 0; ii < geom1.coordinates.length; ii++) {
               if (
                 booleanPointOnLine(
                   { type: "Point", coordinates: geom1.coordinates[ii] },
diff --git a/packages/turf-boolean-touches/test/false/LineString/MultiLineString/LineStringInteriorVertexCrossesMultiLineString.geojson b/packages/turf-boolean-touches/test/false/LineString/MultiLineString/LineStringInteriorVertexCrossesMultiLineString.geojson
new file mode 100644
index 0000000000..3dd6f36479
--- /dev/null
+++ b/packages/turf-boolean-touches/test/false/LineString/MultiLineString/LineStringInteriorVertexCrossesMultiLineString.geojson
@@ -0,0 +1,35 @@
+{
+  "type": "FeatureCollection",
+  "features": [
+    {
+      "type": "Feature",
+      "properties": {},
+      "geometry": {
+        "type": "LineString",
+        "coordinates": [
+          [0, 0],
+          [-3, 4],
+          [5, 0],
+          [8, 8]
+        ]
+      }
+    },
+    {
+      "type": "Feature",
+      "properties": {},
+      "geometry": {
+        "type": "MultiLineString",
+        "coordinates": [
+          [
+            [4, 0],
+            [6, 0]
+          ],
+          [
+            [0, 0],
+            [0, -5]
+          ]
+        ]
+      }
+    }
+  ]
+}