diff --git a/app/views/shared/_session_engelsystem.html.erb b/app/views/shared/_session_engelsystem.html.erb
index bac8d070ea347e6b30469d843b3b9849fcd56e41..4e52d47c5b81ddd7cb21d977a05bc6fd8358d9e9 100644
--- a/app/views/shared/_session_engelsystem.html.erb
+++ b/app/views/shared/_session_engelsystem.html.erb
@@ -1 +1 @@
-<% unless session.engelsystem_url.blank? %><%= link_to session.engelsystem_url, target: "_blank", aria_label: "Engelsystem", title: "Engelsystem" do %><svg class="inline-block w-5 h-5 mx-1 pb-0.5" xmlns="http://www.w3.org/2000/svg" version="1.1" baseProfile="full" viewBox="0 0 500 500"><g transform="rotate(180 255.7 239.5)"><path d="m262.16 408.63c-70.507 0-127.66-66.46-127.66-148.44 0-45.996 17.956-87.059 46.202-114.29v-34.156l-179.95-52.779v-100.51l510.58-0.01416 0.0743 96.124-165.36 59.377h-2.432v31.957c28.247 27.228 46.202 68.291 46.202 114.29 0 81.983-57.157 148.44-127.66 148.44zm0 70.373c-124.23 0-224.93-40.861-224.93-91.265s100.71-91.265 224.93-91.265 224.93 40.861 224.93 91.265-100.71 91.265-224.93 91.265zm0-46.182c102.74 0 186.02-28.553 186.02-63.775s-83.286-63.776-186.02-63.776c-102.74 0-186.02 28.553-186.02 63.776s83.286 63.775 186.02 63.775z"/></g></svg><% end %><% end %>
+<% unless session.engelsystem_url.blank? %><%= link_to session.engelsystem_url, target: "_blank", aria_label: "Engelsystem", title: "Engelsystem" do %><svg class="inline-block w-5 h-5 mx-1 pb-0.5 dark:fill-slate-300" xmlns="http://www.w3.org/2000/svg" version="1.1" baseProfile="full" viewBox="0 0 500 500"><g transform="rotate(180 255.7 239.5)"><path d="m262.16 408.63c-70.507 0-127.66-66.46-127.66-148.44 0-45.996 17.956-87.059 46.202-114.29v-34.156l-179.95-52.779v-100.51l510.58-0.01416 0.0743 96.124-165.36 59.377h-2.432v31.957c28.247 27.228 46.202 68.291 46.202 114.29 0 81.983-57.157 148.44-127.66 148.44zm0 70.373c-124.23 0-224.93-40.861-224.93-91.265s100.71-91.265 224.93-91.265 224.93 40.861 224.93 91.265-100.71 91.265-224.93 91.265zm0-46.182c102.74 0 186.02-28.553 186.02-63.775s-83.286-63.776-186.02-63.776c-102.74 0-186.02 28.553-186.02 63.776s83.286 63.775 186.02 63.775z"/></g></svg><% end %><% end %>