diff --git a/dojo/engagement/views.py b/dojo/engagement/views.py
index b45b417e39c..706210b569c 100644
--- a/dojo/engagement/views.py
+++ b/dojo/engagement/views.py
@@ -4,7 +4,7 @@
 import operator
 import re
 import time
-from datetime import datetime
+from datetime import datetime, timedelta
 from functools import partial, reduce
 from pathlib import Path
 from tempfile import NamedTemporaryFile
@@ -142,6 +142,9 @@ def engagement_calendar(request):
     engagements = engagements.select_related("lead")
     engagements = engagements.prefetch_related("product")
 
+    for e in engagements:
+        if e.target_end:
+            e.target_end += timedelta(days=1)
     add_breadcrumb(
         title="Engagement Calendar", top_level=True, request=request)
     return render(
diff --git a/dojo/test/views.py b/dojo/test/views.py
index b5777f15cac..4249ff7a270 100644
--- a/dojo/test/views.py
+++ b/dojo/test/views.py
@@ -3,7 +3,7 @@
 import logging
 import operator
 import time
-from datetime import datetime
+from datetime import datetime, timedelta
 from functools import reduce
 
 from django.contrib import messages
@@ -393,6 +393,9 @@ def test_calendar(request):
     tests = tests.prefetch_related("test_type", "lead", "engagement__product")
 
     add_breadcrumb(title=_("Test Calendar"), top_level=True, request=request)
+    for t in tests:
+        if t.target_end:
+            t.target_end += timedelta(days=1)
     return render(request, "dojo/calendar.html", {
         "caltype": "tests",
         "leads": request.GET.getlist("lead", ""),