diff --git a/cara/apps/calculator/__init__.py b/cara/apps/calculator/__init__.py
index 1688d494..a60d5f74 100644
--- a/cara/apps/calculator/__init__.py
+++ b/cara/apps/calculator/__init__.py
@@ -33,7 +33,7 @@ from .user import AuthenticatedUser, AnonymousUser
 # calculator version. If the calculator needs to make breaking changes (e.g. change
 # form attributes) then it can also increase its MAJOR version without needing to
 # increase the overall CARA version (found at ``cara.__version__``).
-__version__ = "3.0.0"
+__version__ = "3.0.1"
 
 
 class BaseRequestHandler(RequestHandler):
diff --git a/cara/apps/calculator/templates/calculator.form.html.j2 b/cara/apps/calculator/templates/calculator.form.html.j2
index 97209c98..65391454 100644
--- a/cara/apps/calculator/templates/calculator.form.html.j2
+++ b/cara/apps/calculator/templates/calculator.form.html.j2
@@ -62,10 +62,10 @@ v{{ calculator_version }} <span style="float:right; font-weight:bold">Please sen
     <div class="row">
         <label class="col-xl-3 col-lg-4 col-sm-3 col-form-label">Variant:</label>
         <select id="Variant" name="virus_type" class="col-xl-5 col-lg-7 col-sm-7 col-7">
-          <option value="SARS_CoV_2_B16172">SARS-CoV-2 (Delta VOC)</option>
           <option value="SARS_CoV_2">SARS-CoV-2 (nominal strain)</option>
           <option value="SARS_CoV_2_B117">SARS-CoV-2 (Alpha VOC)</option>
           <option value="SARS_CoV_2_P1">SARS-CoV-2 (Gamma VOC)</option>
+          <option selected value="SARS_CoV_2_B16172">SARS-CoV-2 (Delta VOC)</option>
         </select>
     </div>
 
@@ -344,13 +344,13 @@ v{{ calculator_version }} <span style="float:right; font-weight:bold">Please sen
   <b>Quick Guide:</b><br>
   This tool simulates the long range airborne spread SARS-CoV-2 virus in a finite volume and estimates the risk of COVID-19 infection. It is based on current scientific data and can be used to compare the effectiveness of different mitigation measures.<br>
   <b>Virus data:</b> <br>
-  SARS-CoV-2 covers the original wild strain of the virus and three variants of concern (VOC):<br>
+  SARS-CoV-2 covers the original "wild type" strain of the virus and three variants of concern (VOC):<br>
   <ul>
     <li>Alpha (also known as B.1.1.7, first identified in UK, Dec 2020),</li>
     <li>Gamma (also known as P.1, first identified in Brazil/Japan, Jan 2021).</li>
     <li>Delta (also known as B.1.617.2, first identified in India, Oct 2020).</li>
   </ul>
-  Modify the default (Delta) as necessary, according to local area prevalence e.g. for <a href="https://www.covid19.admin.ch/fr/epidemiologic/virus-variants?detGeo=GE">Geneva</a>
+  Modify the default as necessary, according to local area prevalence e.g. for <a href="https://www.covid19.admin.ch/fr/epidemiologic/virus-variants?detGeo=GE">Geneva</a>
   or <a href="https://www.santepubliquefrance.fr/dossiers/coronavirus-covid-19/covid-19-cartographie-des-variants-en-france-donnees-par-region-et-par-departement">Ain (France)</a>.<br>
   <b>Ventilation data:</b> <br>
   <ul>
diff --git a/cara/apps/calculator/templates/userguide.html.j2 b/cara/apps/calculator/templates/userguide.html.j2
index ac0e69ca..f51cba61 100644
--- a/cara/apps/calculator/templates/userguide.html.j2
+++ b/cara/apps/calculator/templates/userguide.html.j2
@@ -61,7 +61,7 @@ The choices are:</p>
 <li><code>SARS-CoV-2 (Gamma VOC)</code>, first identified in Brazil in January 2021 which is found to be approximately 2.2x more transmissible compared to the non-VOCs.</li>
 <li><code>SARS-CoV-2 (Delta VOC)</code>, first identified in India towards the end of 2020 which is found to be approximately 60% more transmissible compared to the ALPHA VOC.</li>
 </ul>
-<p>The user can modify the selected variant from the default (Delta VOC), according to the prevalence of the different variants in the local area. Access to this information can be found here:</p>
+<p>The user can modify the selected variant from the default, according to the prevalence of the different variants in the local area. Access to this information can be found here:</p>
 <ul>
 <li>Geneva: <a href="https://www.covid19.admin.ch/fr/epidemiologic/virus-variants?detGeo=GE">https://www.covid19.admin.ch/fr/epidemiologic/virus-variants?detGeo=GE</a></li>
 <li>Ain (France): <a href="https://www.santepubliquefrance.fr/dossiers/coronavirus-covid-19/covid-19-cartographie-des-variants-en-france-donnees-par-region-et-par-departement">https://www.santepubliquefrance.fr/dossiers/coronavirus-covid-19/covid-19-cartographie-des-variants-en-france-donnees-par-region-et-par-departement</a></li>