diff --git a/css/adminimal.css b/css/adminimal.css
index 89e34dc..b6554d9 100644
--- a/css/adminimal.css
+++ b/css/adminimal.css
@@ -738,42 +738,42 @@ input[type=radio]:disabled:hover {
 /* Main menu icons. */
 .adminimal .toolbar-icon-system-admin-content:active:before,
 .adminimal .toolbar-icon-system-admin-content.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/file.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/file.svg);
 }
 
 .adminimal .toolbar-icon-system-admin-structure:active:before,
 .adminimal .toolbar-icon-system-admin-structure.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/orgchart.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/orgchart.svg);
 }
 
 .adminimal .toolbar-icon-system-themes-page:active:before,
 .adminimal .toolbar-icon-system-themes-page.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/paintbrush.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/paintbrush.svg);
 }
 
 .adminimal .toolbar-icon-entity-user-collection:active:before,
 .adminimal .toolbar-icon-entity-user-collection.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/people.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/people.svg);
 }
 
 .adminimal .toolbar-icon-system-modules-list:active:before,
 .adminimal .toolbar-icon-system-modules-list.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/puzzlepiece.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/puzzlepiece.svg);
 }
 
 .adminimal .toolbar-icon-system-admin-config:active:before,
 .adminimal .toolbar-icon-system-admin-config.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/wrench.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/wrench.svg);
 }
 
 .adminimal .toolbar-icon-system-admin-reports:active:before,
 .adminimal .toolbar-icon-system-admin-reports.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/barchart.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/barchart.svg);
 }
 
 .adminimal .toolbar-icon-help-main:active:before,
 .adminimal .toolbar-icon-help-main.is-active:before {
-  background-image: url(/core/themes/stable/images/core/icons/787878/questionmark-disc.svg);
+  background-image: url(/themes/contrib/stable/images/core/icons/787878/questionmark-disc.svg);
 }
 
 /* Main menu icons end. */