diff --git a/app/controllers/manager/users_controller.rb b/app/controllers/manager/users_controller.rb
index effa7043c..287b2f20d 100644
--- a/app/controllers/manager/users_controller.rb
+++ b/app/controllers/manager/users_controller.rb
@@ -23,6 +23,13 @@ module Manager
       end
     end
 
+    def unblock_mails
+      user = User.find(params[:id])
+      user.update!(email_verified_at: Time.current)
+      flash[:notice] = "Les emails ont été débloqués."
+      redirect_to manager_user_path(user)
+    end
+
     def resend_confirmation_instructions
       user = User.find(params[:id])
       user.resend_confirmation_instructions
diff --git a/app/views/manager/users/show.html.erb b/app/views/manager/users/show.html.erb
index 41f353302..ac1881a35 100644
--- a/app/views/manager/users/show.html.erb
+++ b/app/views/manager/users/show.html.erb
@@ -26,6 +26,14 @@ as well as a link to its edit page.
   </h1>
 
   <div class="buttons">
+    <% if user.unverified_email? %>
+      <%= link_to(
+        "Débloquer mails",
+        [:unblock_mails, namespace, page.resource], 
+        method: :post,
+        class: "button") %>
+    <% end %>
+
     <%= link_to(
       "Modifier",
       edit_manager_user_path(page.resource),
diff --git a/config/routes.rb b/config/routes.rb
index dbe1d200a..c4973d1ae 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -50,6 +50,7 @@ Rails.application.routes.draw do
       delete 'delete', on: :member
       post 'resend_confirmation_instructions', on: :member
       post 'resend_reset_password_instructions', on: :member
+      post 'unblock_mails', on: :member
       put 'enable_feature', on: :member
       get 'emails', on: :member
       put 'unblock_email'