diff --git a/exercises/exercise-coupling-ff-pm/README.md b/exercises/exercise-coupling-ff-pm/README.md
index a55621b0c8f3c3186c445652c252e853e68e27dd..e3150fb9d1ff6c07ac9a003ce755c3225aef78c2 100644
--- a/exercises/exercise-coupling-ff-pm/README.md
+++ b/exercises/exercise-coupling-ff-pm/README.md
@@ -164,9 +164,9 @@ auto elementSelectorDarcy = [&](const auto& element)
 };
 ```
 
-Make sure, that you have uncommented the lines including the gridcreators in both problem files
+Make sure, that you have uncommented the lines including the grid managers in both problem files
 ```cpp
-#include <dumux/io/grid/subgridgridcreator.hh>
+#include <dumux/io/grid/subgridmanager.hh>
 ```
 
 and do the changes in the respective lines for the `Grid` property.