diff --git a/ghost/admin/lib/koenig-editor/addon/templates/components/koenig-toolbar.hbs b/ghost/admin/lib/koenig-editor/addon/templates/components/koenig-toolbar.hbs
index 889327c4f3..e4c369200f 100644
--- a/ghost/admin/lib/koenig-editor/addon/templates/components/koenig-toolbar.hbs
+++ b/ghost/admin/lib/koenig-editor/addon/templates/components/koenig-toolbar.hbs
@@ -27,7 +27,7 @@
                 class="dib dim-lite link h10 w9 nudge-top--1"
                 {{action "toggleHeaderSection" "h1"}}
             >
-                {{svg-jar "koenig/kg-heading-1" class=(concat (if activeSectionTagNames.isH1 "fill-blue-l2" "stroke-white") " w4 h4")}}
+                {{svg-jar "koenig/kg-heading-1" class=(concat (if activeSectionTagNames.isH1 "fill-blue-l2" "fill-white") " w4 h4")}}
             </button>
         </li>
         <li class="ma0 lh-solid">
@@ -37,7 +37,7 @@
                 class="dib dim-lite link h10 w9 nudge-top--1"
                 {{action "toggleHeaderSection" "h2"}}
             >
-                {{svg-jar "koenig/kg-heading-2" class=(concat (if activeSectionTagNames.isH2 "fill-blue-l2" "stroke-white") " w4 h4")}}
+                {{svg-jar "koenig/kg-heading-2" class=(concat (if activeSectionTagNames.isH2 "fill-blue-l2" "fill-white") " w4 h4")}}
             </button>
         </li>
     {{/unless}}
@@ -52,7 +52,7 @@
                 class="dib dim-lite link h10 w9 nudge-top--1"
                 {{action "toggleSection" "blockquote"}}
             >
-                {{svg-jar "koenig/kg-quote" class=(concat (if activeSectionTagNames.isBlockquote "fill-blue-l2" "stroke-white") " w4 h4")}}
+                {{svg-jar "koenig/kg-quote" class=(concat (if activeSectionTagNames.isBlockquote "fill-blue-l2" "fill-white") " w4 h4")}}
             </button>
         </li>
     {{/unless}}