diff --git a/core/include/SharedPlanePtr.h b/core/include/SharedPlanePtr.h
index 1eb68f44f0370ff06a0527a05e5c74cf39dd5726..a5132d62f93eb9a2eb3e9528fb176143571489d0 100644
--- a/core/include/SharedPlanePtr.h
+++ b/core/include/SharedPlanePtr.h
@@ -39,7 +39,7 @@ namespace genfit {
  */
     typedef std::shared_ptr< genfit::DetPlane > SharedPlanePtr;
 
-		/**
+    /**
      * Class allowing to create a SharedPlanePtr from a DetPlane.
      */
     class SharedPlanePtrCreator {