diff --git a/example/cbs.cpp b/example/cbs.cpp
index 1bdb3d0b..b7fb7714 100644
--- a/example/cbs.cpp
+++ b/example/cbs.cpp
@@ -430,7 +430,7 @@ class Environment {
       // This is a trick to avoid changing the rest of the code significantly
       // After an agent disappeared, put it at a unique but invalid position
       // This will cause all calls to equalExceptTime(.) to return false.
-      return State(-1 * agentIdx, -1, -1);
+      return State(-1, -1 * (agentIdx + 1), -1);
     }
     return solution[agentIdx].states.back().first;
   }
diff --git a/example/ecbs.cpp b/example/ecbs.cpp
index 268336ae..6480abf5 100644
--- a/example/ecbs.cpp
+++ b/example/ecbs.cpp
@@ -498,7 +498,7 @@ class Environment {
       // This is a trick to avoid changing the rest of the code significantly
       // After an agent disappeared, put it at a unique but invalid position
       // This will cause all calls to equalExceptTime(.) to return false.
-      return State(-1 * agentIdx, -1, -1);
+      return State(-1, -1 * (agentIdx+1), -1);
     }
     return solution[agentIdx].states.back().first;
   }