diff --git a/src/config/settings.js b/src/config/settings.js
index e2b1025f094c76488a83d3334d294ad1e205be00..befa32b94b279c5da6787b46c595a1aba22b9780 100644
--- a/src/config/settings.js
+++ b/src/config/settings.js
@@ -237,7 +237,7 @@ export default {
   },
   annotations: {
     htmlSanitizationRuleSet: 'iiif', // See src/lib/htmlRules.js for acceptable values
-    filteredMotivations: ['oa:commenting', 'oa:tagging', 'sc:painting', 'commenting', 'tagging'],
+    filteredMotivations: ['oa:commenting', 'oa:tagging', 'sc:painting', 'commenting', 'supplementing', 'tagging'],
   },
   createGenerateClassNameOptions: { // Options passed directly to createGenerateClassName in Material-UI https://material-ui.com/styles/api/#creategenerateclassname-options-class-name-generator
     productionPrefix: 'mirador',