diff --git a/cara/apps/calculator/themes/cern/templates/calculator.report.html.j2 b/cara/apps/calculator/themes/cern/templates/calculator.report.html.j2
index 58c5f7a4..efdd43a8 100644
--- a/cara/apps/calculator/themes/cern/templates/calculator.report.html.j2
+++ b/cara/apps/calculator/themes/cern/templates/calculator.report.html.j2
@@ -29,22 +29,22 @@
 {% if (prob_inf > 5) %}
 	<div class="flex" style="width:60%">
   {% if scale_warning.level == "Green - 1" %}  
-    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/level1.png">
+    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/Level1.png">
     <div class="alert alert-dark warning_text" role="alert">
       Note: the current CERN COVID Scale is <b>Green - 1</b>, which means the incidence rate in the local community is <b>{{scale_warning.incidence_rate}}</b>. Align your risk assessment with the guidance and instructions provided by the HSE Unit.  
     </div>
   {% elif scale_warning.level == "Yellow - 2" %}
-    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/level2.png">
+    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/Level2.png">
     <div class="alert alert-dark warning_text" role="alert">
       Note: the current CERN COVID Scale is <b>Yellow - 2</b>, which means the incidence rate in the local community is <b>{{scale_warning.incidence_rate}}</b>. There is a reduced chance that asymptomatic or pre-symptomatic infected individuals circulate within the CERN site which, during this stage, corresponds to an average daily on-site access <b>{{scale_warning.onsite_access}}</b>. See with your supervisor if this scenario is acceptable.
     </div>
   {% elif scale_warning.level == "Orange - 3" %}
-    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/level3.png">
+    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/Level3.png">
     <div class="alert alert-dark warning_text" role="alert">
       Warning: the current CERN COVID Scale is <b>Orange - 3</b>, which means the incidence rate in the local community is <b>{{scale_warning.incidence_rate}}</b>. There is a slight chance that asymptomatic or pre-symptomatic infected individuals circulate within the CERN site which, during this stage, corresponds to an average daily on-site access <b>{{scale_warning.onsite_access}}</b>. See with your supervisor if any additional measures can be applied (ALARA).
     </div>
   {% elif scale_warning.level == "Red - 4" %}
-    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/level4.png">
+    <img class="warning_image_png" src="{{ calculator_prefix }}/static/images/warning_scale/Level4.png">
     <div class="alert alert-dark warning_text" role="alert">
       Warning: the current CERN COVID Scale is <b>Red - 4</b>, which means the incidence rate in the local community is <b>{{scale_warning.incidence_rate}}</b>. There is a strong chance that asymptomatic or pre-symptomatic infected individuals circulate within the CERN site which, during this stage, corresponds to an average daily on-site access <b>{{scale_warning.onsite_access}}</b>. Please reduce the value below the threshold of <b>{{scale_warning.threshold}}</b>.
     </div>