diff --git a/addons/website_forum/static/src/scss/website_forum.scss b/addons/website_forum/static/src/scss/website_forum.scss
index a582d3f0a0868..1ca07320d02c2 100644
--- a/addons/website_forum/static/src/scss/website_forum.scss
+++ b/addons/website_forum/static/src/scss/website_forum.scss
@@ -28,6 +28,10 @@ $bronze: #eea91e;
             background-color: rgba(theme-color('info'), 0.1);
             color: darken(theme-color('info'), 15%)!important;
         }
+
+        img.o_forum_avatar {
+            @include size(30px);
+        }
     }
 
     // Single Post
@@ -48,6 +52,12 @@ $bronze: #eea91e;
             border-left: .25em solid gray('500');
             color: gray('600');
         }
+
+        #post_reply {
+            img.o_forum_avatar {
+                @include size(24px);
+            }
+        }
     }
 
     .o_wforum_readable {
@@ -206,6 +216,12 @@ img.o_forum_avatar_big {
     object-fit: cover;
 }
 
+.o_wprofile_email_validation_container {
+    img.o_forum_avatar {
+        @include size(16px);
+    }
+}
+
 .o_wforum_bio_popover_wrap {
     .o_wforum_bio_popover_name {
         address > div, span[data-oe-model="res.country"] {
diff --git a/addons/website_forum/views/website_forum.xml b/addons/website_forum/views/website_forum.xml
index 432acde75470e..ec03342b29c03 100644
--- a/addons/website_forum/views/website_forum.xml
+++ b/addons/website_forum/views/website_forum.xml
@@ -494,7 +494,7 @@
             data-toggle="tooltip"
             data-trigger="hover"
             title="My profile">
-            <img class="rounded-circle mr-1" t-att-src="website.image_url(user, 'image_128', '30x30')" alt="Avatar"/>
+            <img class="o_forum_avatar rounded-circle mr-1" t-att-src="website.image_url(user, 'image_128', '30x30')" alt="Avatar"/>
             <div>
                 <h6 class="my-0" t-esc="user_id.name"/>
                 <small class="text-muted font-weight-bold"><t t-esc="user_id.karma"/>xp</small>
@@ -578,7 +578,7 @@
                     </span>
                     <span t-if="my" t-attf-class="w-100 w-md-auto mb-2 mb-md-0 border rounded pl-2 d-inline-flex align-items-center justify-content-between #{search and 'ml-md-2'}">
                         <div>
-                            <img t-if="uid" class="rounded-circle mr-1" t-att-src="website.image_url(user, 'image_128', '16x16')" alt="Avatar"/>
+                            <img t-if="uid" class="o_forum_avatar rounded-circle mr-1" t-att-src="website.image_url(user, 'image_128', '16x16')" alt="Avatar"/>
                             <span t-if="my == 'favourites'"> My <b>Favourites</b></span>
                             <span t-elif="my == 'followed'"> I'm <b>Following</b></span>
                             <span t-elif="my == 'mine'"> My <b>Questions</b></span>
@@ -926,7 +926,7 @@
 <!-- Edition: post an answer -->
 <template id="post_answer">
     <div class="d-flex align-items-center mt-5 mb-2">
-        <img t-if="uid" t-attf-class="rounded-circle mr-2" t-att-src="website.image_url(user, 'image_128', '24x24')" alt="Avatar"/>
+        <img t-if="uid" t-attf-class="o_forum_avatar rounded-circle mr-2" t-att-src="website.image_url(user, 'image_128', '24x24')" alt="Avatar"/>
         <h4 class="my-0">Your Answer</h4>
     </div>
     <t t-if="request.params.get('nocontent')">