diff --git a/resources/css/editor-content/color-taxonomy-scheme.css b/resources/css/editor-content/color-taxonomy-scheme.css
index 64a2e03..bf7ca18 100644
--- a/resources/css/editor-content/color-taxonomy-scheme.css
+++ b/resources/css/editor-content/color-taxonomy-scheme.css
@@ -40,7 +40,11 @@ body.akoestiek,
   .chapter_index a.active, {
     @apply text-acoustique-coproprietes;
   }
-
+  .homegrade-blocks-highlight--classic {
+    a[rel='noopener']:not(.wp-block-button__link) {
+      @apply !text-acoustique-coproprietes;
+    }
+  }
   .chapter_index__position-indicator,
   .homegrade-blocks-focus-point-bullet,
   .homegrade-blocks-focus-point-bullet-panel-preview,
@@ -179,7 +183,7 @@ body.energie,
     @apply text-energies-urbanisme;
   }
   .homegrade-blocks-highlight--classic {
-    a[rel='noopener'] {
+    a[rel='noopener']:not(.wp-block-button__link) {
       @apply !text-energies-urbanisme;
     }
   }
@@ -327,7 +331,7 @@ body.isolation,
     @apply text-isolation-quotidien;
   }
   .homegrade-blocks-highlight--classic {
-    a[rel='noopener'] {
+    a[rel='noopener']:not(.wp-block-button__link) {
       @apply !text-isolation-quotidien;
     }
   }
@@ -462,7 +466,7 @@ body.erfgoed,
     @apply text-patrimoine-renovation;
   }
   .homegrade-blocks-highlight--classic {
-    a[rel='noopener'] {
+    a[rel='noopener']:not(.wp-block-button__link) {
       @apply !text-patrimoine-renovation;
     }
   }
@@ -599,7 +603,7 @@ body.duurzaamheid,
     @apply text-location-durabilite;
   }
   .homegrade-blocks-highlight--classic {
-    a[rel='noopener'] {
+    a[rel='noopener']:not(.wp-block-button__link) {
       @apply !text-location-durabilite;
     }
   }