diff --git a/g5k/10_schedule_events_using_a_planning.ipynb b/g5k/10_schedule_events_using_a_planning.ipynb
index 85e73f66febb6650f33974a9ed5315b8fdef1886..c8287e1d250c8c410b1ab586cd96b939d22221be 100644
--- a/g5k/10_schedule_events_using_a_planning.ipynb
+++ b/g5k/10_schedule_events_using_a_planning.ipynb
@@ -414,7 +414,7 @@
    "source": [
     "### Events\n",
     "\n",
-    "An ```Event``` define a command that will run at a specific date (```datetime.datetime```) on a specific host (```Host```)"
+    "An ```Event``` define a command that will run at a specific date (```datetime.datetime```) on a specific host (```Host```)."
    ]
   },
   {
@@ -457,9 +457,9 @@
    "source": [
     "#### KillEvent\n",
     "\n",
-    "A ```KillEvent```, as its name suggests, will kill a named process.\n",
+    "A ```KillEvent```, as its name suggests, will kill a previously started named process.\n",
     "\n",
-    "In addtion of the base class ```Event``` attributes, only ```name``` of the process to kill must be specified, which is of type ```str```."
+    "In addition of the base class ```Event``` attributes, only the ```name``` of the process to kill must be specified, which is of type ```str```."
    ]
   },
   {