diff --git a/wagtail/wagtailadmin/static/wagtailadmin/scss/core.scss b/wagtail/wagtailadmin/static/wagtailadmin/scss/core.scss
index 05a24082ed..8465112c2f 100644
--- a/wagtail/wagtailadmin/static/wagtailadmin/scss/core.scss
+++ b/wagtail/wagtailadmin/static/wagtailadmin/scss/core.scss
@@ -1,16 +1,16 @@
-@import "variables.scss";
-@import "mixins.scss";
-@import "grid.scss";
+@import "/wagtailadmin/scss/variables.scss";
+@import "/wagtailadmin/scss/mixins.scss";
+@import "/wagtailadmin/scss/grid.scss";
 
-@import "components/explorer.scss";
-@import "components/icons.scss";
-@import "components/tabs.scss";
-@import "components/dropdowns.scss";
-@import "components/modals.scss";
-@import "components/forms.scss";
-@import "components/listing.scss";
-@import "components/messages.scss";
-@import "components/formatters.scss";
+@import "/wagtailadmin/scss/components/explorer.scss";
+@import "/wagtailadmin/scss/components/icons.scss";
+@import "/wagtailadmin/scss/components/tabs.scss";
+@import "/wagtailadmin/scss/components/dropdowns.scss";
+@import "/wagtailadmin/scss/components/modals.scss";
+@import "/wagtailadmin/scss/components/forms.scss";
+@import "/wagtailadmin/scss/components/listing.scss";
+@import "/wagtailadmin/scss/components/messages.scss";
+@import "/wagtailadmin/scss/components/formatters.scss";
 
 html{
     background:$color-grey-4;
@@ -823,16 +823,16 @@ footer, .logo{
             }
         }
         .col3{
-            .col3();
+            @include col3();
         }
         .col3.addbutton{
             width:auto;
         }
         .col6{
-            .col6();
+            @include col6();
         }
         .col9{
-            .col9();
+            @include col9();
         }
     }
     footer{
diff --git a/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/home.scss b/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/home.scss
index 8312dc70ba..9dbb1ad15f 100644
--- a/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/home.scss
+++ b/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/home.scss
@@ -1,6 +1,6 @@
-@import "variables.scss";
-@import "mixins.scss";
-@import "grid.scss";
+@import "/wagtailadmin/scss/variables.scss";
+@import "/wagtailadmin/scss/mixins.scss";
+@import "/wagtailadmin/scss/grid.scss";
 
 h1{
     font-weight:300;
diff --git a/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/login.scss b/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/login.scss
index cc7064eb0e..7ba0eeb374 100644
--- a/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/login.scss
+++ b/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/login.scss
@@ -1,6 +1,6 @@
-@import "variables.scss";
-@import "mixins.scss";
-@import "grid.scss";
+@import "/wagtailadmin/scss/variables.scss";
+@import "/wagtailadmin/scss/mixins.scss";
+@import "/wagtailadmin/scss/grid.scss";
 
 $desktop-padding: 100px;
 
diff --git a/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/page-editor.scss b/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/page-editor.scss
index 0cb79e81fc..e36e6f15e0 100644
--- a/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/page-editor.scss
+++ b/wagtail/wagtailadmin/static/wagtailadmin/scss/layouts/page-editor.scss
@@ -1,6 +1,6 @@
-@import "variables.scss";
-@import "mixins.scss";
-@import "grid.scss";
+@import "/wagtailadmin/scss/variables.scss";
+@import "/wagtailadmin/scss/mixins.scss";
+@import "/wagtailadmin/scss/grid.scss";
 
 .page-editor .content-wrapper{
     margin-bottom:10em;
diff --git a/wagtail/wagtailadmin/static/wagtailadmin/scss/panels/rich-text.scss b/wagtail/wagtailadmin/static/wagtailadmin/scss/panels/rich-text.scss
index b95e0fe6da..73b6bebae7 100644
--- a/wagtail/wagtailadmin/static/wagtailadmin/scss/panels/rich-text.scss
+++ b/wagtail/wagtailadmin/static/wagtailadmin/scss/panels/rich-text.scss
@@ -1,5 +1,5 @@
-@import "variables.scss";
-@import "mixins.scss";
+@import "/wagtailadmin/scss/variables.scss";
+@import "/wagtailadmin/scss/mixins.scss";
 
 .hallotoolbar{
     position:absolute;