diff --git a/static/img/logos/AGPLv3_Logo.svg b/static/img/logos/agpl.svg
similarity index 100%
rename from static/img/logos/AGPLv3_Logo.svg
rename to static/img/logos/agpl.svg
diff --git a/static/img/logos/efehr_fin@3x.png b/static/img/logos/efehr.png
similarity index 100%
rename from static/img/logos/efehr_fin@3x.png
rename to static/img/logos/efehr.png
diff --git a/static/img/logos/EPOS_logo_small_591_0.png b/static/img/logos/epos.png
similarity index 100%
rename from static/img/logos/EPOS_logo_small_591_0.png
rename to static/img/logos/epos.png
diff --git a/static/img/logos/GFZ-CD_LogoCMYK_EN.png b/static/img/logos/gfz.png
similarity index 100%
rename from static/img/logos/GFZ-CD_LogoCMYK_EN.png
rename to static/img/logos/gfz.png
diff --git a/static/img/logos/OQ-Logo-Standard-CS3-01_trans_scaled.png b/static/img/logos/openquake.png
similarity index 100%
rename from static/img/logos/OQ-Logo-Standard-CS3-01_trans_scaled.png
rename to static/img/logos/openquake.png
diff --git a/static/img/logos/SERA_logo_scaled.png b/static/img/logos/sera.png
similarity index 100%
rename from static/img/logos/SERA_logo_scaled.png
rename to static/img/logos/sera.png
diff --git a/templates/home.html b/templates/home.html
index d9822e1a..b9e0665f 100755
--- a/templates/home.html
+++ b/templates/home.html
@@ -73,19 +73,19 @@ <h5 class='p-0 mt-3'>
 		<div class="d-flex flex-row justify-content-evenly align-items-baseline p-4">
 
 			<a target="_blank" class='me-2' href='https://www.epos-ip.org/'>
-				<img src="{% static 'img/logos/EPOS_logo_small_591_0.png' %}" style="height:3rem"/>
+				<img src="{% static 'img/logos/epos.png' %}" style="height:3rem"/>
 			</a>
 
 			<a target="_blank" class='me-2' href='http://www.efehr.org/'>
-				<img src="{% static 'img/logos/efehr_fin@3x.png' %}" style="height:3rem"/>
+				<img src="{% static 'img/logos/efehr.png' %}" style="height:3rem"/>
 			</a>
 
 			<a target="_blank" class='me-2' href='https://www.gfz-potsdam.de/'>
-				<img src="{% static 'img/logos/GFZ-CD_LogoCMYK_EN.png' %}" style="height:3.8rem"/>
+				<img src="{% static 'img/logos/gfz.png' %}" style="height:3.8rem"/>
 			</a>
 
 			<a target="_blank" class='me-2' href='https://www.globalquakemodel.org/'>
-				<img src="{% static 'img/logos/OQ-Logo-Standard-CS3-01_trans_scaled.png' %}" style="height:3.8rem"/>
+				<img src="{% static 'img/logos/openquake.png' %}" style="height:3.8rem"/>
 			</a>
 
 			<a target="_blank" class='me-2' href='http://www.sera-eu.org/'>
@@ -93,7 +93,7 @@ <h5 class='p-0 mt-3'>
 			</a>
 
 			<a href='#' @click="currentPage = pages.ref_and_license">
-				<img class='me-1' style='height:2.8rem' src="{% static 'img/logos/AGPLv3_Logo.svg' %}">
+				<img class='me-1' style='height:2.8rem' src="{% static 'img/logos/agpl.svg' %}">
 				<img style="height:2.8rem" src="{% static 'img/logos/cc.svg' %}" />
 				<img style="height:2.8rem" src="{% static 'img/logos/by.svg' %}" />
 			</a>
diff --git a/templates/ref_and_license.html b/templates/ref_and_license.html
index eb36b3cf..d6e68271 100644
--- a/templates/ref_and_license.html
+++ b/templates/ref_and_license.html
@@ -29,7 +29,7 @@ <h3 id='license'>License</h3>
 	This page code samples, as well as eGSIM source code is licensed under the
 	<a href="https://www.gnu.org/licenses/agpl-3.0.en.html" target="_blank">
 		GNU Affero General Public License v.3.0
-		<img style='height:1.5rem' src="{% static 'img/logos/AGPLv3_Logo.svg' %}">
+		<img style='height:1.5rem' src="{% static 'img/logos/agpl.svg' %}">
 	</a>