diff --git a/src/components/progress-circle/progress-circle.ts b/src/components/progress-circle/progress-circle.ts
index 732ca644f812..1d92a78d1ea0 100644
--- a/src/components/progress-circle/progress-circle.ts
+++ b/src/components/progress-circle/progress-circle.ts
@@ -72,7 +72,7 @@ export class MdProgressCircle implements OnDestroy {
     this._interdeterminateInterval = interval;
   }
 
-  /** The current path value, representing the progres circle. */
+  /** The current path value, representing the progress circle. */
   private _currentPath: string;
 
   /** TODO: internal */