diff --git a/examples/cp/jupyter/house_building.ipynb b/examples/cp/jupyter/house_building.ipynb
index 19de31e..352ade5 100644
--- a/examples/cp/jupyter/house_building.ipynb
+++ b/examples/cp/jupyter/house_building.ipynb
@@ -80,7 +80,7 @@
     "<ul>\n",
     "<li> Scheduling consists of assigning starting and completion times to a set of activities while satisfying different types of constraints (resource availability, precedence relationships, … ) and optimizing some criteria (minimizing tardiness, …)\n",
     "<!-- <img src = \"./house_building_utils/activity.png\" > -->\n",
-    "<img src = \"https://github.com/IBMDecisionOptimization/docplex-examples/blob/master/examples/cp/jupyter/house_building_utils/activity.PNG?raw=true \" >\n",
+    "<img src = \"https://github.com/IBMDecisionOptimization/docplex-examples/blob/master/examples/cp/jupyter/house_building_utils/activity.PNG?raw=true\" >\n",
     "<li> Time is considered as a continuous dimension: domain of possible start/completion times for an activity is potentially very large\n",
     "<li>Beside start and completion times of activities, other types of decision variables are often involved in real industrial scheduling problems (resource allocation, optional activities …)\n",
     "</ul>"
@@ -715,9 +715,9 @@
     "<li> Absent interval variables are ignored.\n",
     "<li>It is possible to constrain minimum delays between intervals using transition matrix.\n",
     "<li>It is possible to constraint the first, last in the sequence or next or preceding interval\n",
-    "</ul>\n",
     "<!-- <img src = \"./house_building_utils/noOverlap.png\" > -->\n",
-    "<img src = \"https://github.com/IBMDecisionOptimization/docplex-examples/blob/master/examples/cp/jupyter/house_building_utils/noOverlap.PNG?raw=true\" >"
+    "<img src = \"https://github.com/IBMDecisionOptimization/docplex-examples/blob/master/examples/cp/jupyter/house_building_utils/noOverlap.PNG?raw=true\" >\n",
+    "</ul>"
    ]
   },
   {