diff --git a/configurations.yml b/configurations.yml
index b964986ad..84d1bdeba 100644
--- a/configurations.yml
+++ b/configurations.yml
@@ -150,7 +150,7 @@ configurations:
   instanceSets: ["lpnmr-first-plan-not-serializable"]
 - id: "gc-ta1-tt1"
   options: [*basics, *fastDownwardPreprocessing, *plannerB, *encoding0, *shallow, *heuristics, *generateAndCheck, *testAdd1, *testTimes1]
-  instanceSets: ["lpnmr-first-plan-not-serializable", "rintanen-aij-2012"]
+  instanceSets: ["lpnmr-easy-instances", "lpnmr-hard-instances", "lpnmr-first-plan-not-serializable", "rintanen-aij-2012"]
 - id: "gc-ta3-tt0"
   options: [*basics, *fastDownwardPreprocessing, *plannerB, *encoding0, *shallow, *heuristics, *generateAndCheck, *testAdd3, *testTimes0]
   instanceSets: ["lpnmr-first-plan-not-serializable"]