diff --git a/types/canvasjs/index.d.ts b/types/canvasjs/index.d.ts
index f9c6e7da3d..e079fdbe4b 100644
--- a/types/canvasjs/index.d.ts
+++ b/types/canvasjs/index.d.ts
@@ -1608,7 +1608,7 @@ declare namespace CanvasJS {
          * Default: solid
          * Example: “dot”, “dash”, etc.
          */
-        lineDashType? : string;
+        lineDashType?: string;
         /**
          * Sets the Line Dash Type of line wherever null data is present.
          * Note: