diff --git a/test/yaml/params_tree_manager1.yaml b/test/yaml/params_tree_manager1.yaml
index 0bd680c842af9cf0f9646651665b7bce86ed01ac..d8f443220bf71786c1e95ca77ae9e68705d1d576 100644
--- a/test/yaml/params_tree_manager1.yaml
+++ b/test/yaml/params_tree_manager1.yaml
@@ -11,9 +11,9 @@ config:
         O: [0,0,0,1]
         V: [0,0,0]
       $sigma:
-        P: [0.31]
-        O: [0.31]
-        V: [0.31]
+        P: [0.31, 0.31, 0.31]
+        O: [0.31, 0.31, 0.31]
+        V: [0.31, 0.31, 0.31]
       time_tolerance: 0.1
     tree_manager:
       type: "TreeManagerDummy"
diff --git a/test/yaml/params_tree_manager2.yaml b/test/yaml/params_tree_manager2.yaml
index 70700a80f16b696a564d1e1ac33b6fc18e0af5c2..b61f9936d4ccb8fc705d2ca92717f2a2ad67c402 100644
--- a/test/yaml/params_tree_manager2.yaml
+++ b/test/yaml/params_tree_manager2.yaml
@@ -11,9 +11,9 @@ config:
         O: [0,0,0,1]
         V: [0,0,0]
       $sigma:
-        P: [0.31]
-        O: [0.31]
-        V: [0.31]
+        P: [0.31, 0.31, 0.31]
+        O: [0.31, 0.31, 0.31]
+        V: [0.31, 0.31, 0.31]
       time_tolerance: 0.1
     tree_manager: 
       type: "None"
diff --git a/test/yaml/params_tree_manager_sliding_window1.yaml b/test/yaml/params_tree_manager_sliding_window1.yaml
index 12cbd63dab54c95122cf952674a84b825c944cc6..96ad94f72af7e8de1b9200a8e5ea44e3bc952a85 100644
--- a/test/yaml/params_tree_manager_sliding_window1.yaml
+++ b/test/yaml/params_tree_manager_sliding_window1.yaml
@@ -10,8 +10,8 @@ config:
         P: [0,0,0]
         O: [0,0,0,1]
       $sigma:
-        P: [0.31]
-        O: [0.31]
+        P: [0.31, 0.31, 0.31]
+        O: [0.31, 0.31, 0.31]
       time_tolerance: 0.1
     tree_manager:
       type: "TreeManagerSlidingWindow"
diff --git a/test/yaml/params_tree_manager_sliding_window2.yaml b/test/yaml/params_tree_manager_sliding_window2.yaml
index 687a4d3753055455c53175217bd65ef7b1c1fe36..9ae33a2af5ab0695bd44948d33d2f9aa104cbc74 100644
--- a/test/yaml/params_tree_manager_sliding_window2.yaml
+++ b/test/yaml/params_tree_manager_sliding_window2.yaml
@@ -10,8 +10,8 @@ config:
         P: [0,0,0]
         O: [0,0,0,1]
       $sigma:
-        P: [0.31]
-        O: [0.31]
+        P: [0.31, 0.31, 0.31]
+        O: [0.31, 0.31, 0.31]
       time_tolerance: 0.1
     tree_manager:
       type: "TreeManagerSlidingWindow"