diff --git a/external/@worldbrain/memex-common b/external/@worldbrain/memex-common
index af3d29d3a9..f3f1f0d264 160000
--- a/external/@worldbrain/memex-common
+++ b/external/@worldbrain/memex-common
@@ -1 +1 @@
-Subproject commit af3d29d3a956e9871ac18ac65e12ab2b285121c7
+Subproject commit f3f1f0d2642b6d21e32ad028cd79cbe8fd1a7d82
diff --git a/src/content-scripts/content_script/global.ts b/src/content-scripts/content_script/global.ts
index f2076b398f..7c73fc195f 100644
--- a/src/content-scripts/content_script/global.ts
+++ b/src/content-scripts/content_script/global.ts
@@ -216,6 +216,22 @@ export async function main(
         }
     }
 
+    const deleteAnnotation = async (annotationId: string) => {
+        const annotation = annotationsCache.annotations.byId[annotationId]
+        const { localId } = annotation
+
+        highlightRenderer.removeAnnotationHighlight({
+            id: annotationId,
+        })
+
+        annotationsCache.removeAnnotation({
+            unifiedId: annotation.unifiedId,
+        })
+        if (localId != null) {
+            await annotationsBG.deleteAnnotation(localId)
+        }
+    }
+
     const pageInfo = new PageInfo(params)
 
     // 1. Create a local object with promises to track each content script
@@ -913,6 +929,9 @@ export async function main(
                 instaExecutePrompt: instaExecutePrompt ?? false,
             })
         },
+        deleteAnnotation: async (annotationId: string) => {
+            await deleteAnnotation(annotationId)
+        },
         createYoutubeTimestamp: async (commentText: string) => {
             await inPageUI.showSidebar({
                 action: 'youtube_timestamp',
@@ -1136,6 +1155,9 @@ export async function main(
                         fullPageUrl: originalPageURL,
                     })
                 },
+                deleteAnnotation: async (annotationId) => {
+                    await annotationsFunctions.deleteAnnotation(annotationId)
+                },
                 annotationsBG,
                 annotationsCache,
                 contentSharingBG,
diff --git a/src/in-page-ui/tooltip/content_script/interactions.ts b/src/in-page-ui/tooltip/content_script/interactions.ts
index 47e561bee3..5032b5d392 100644
--- a/src/in-page-ui/tooltip/content_script/interactions.ts
+++ b/src/in-page-ui/tooltip/content_script/interactions.ts
@@ -87,6 +87,9 @@ export const insertTooltip = async (params: TooltipInsertDependencies) => {
             createHighlight: async (...args) => {
                 return await params.createHighlight(...args)
             },
+            deleteAnnotation: async (annotationId: string) => {
+                return await params.deleteAnnotation(annotationId)
+            },
             askAI: params.askAI,
             getKBShortcuts: async () => {
                 const state = await getKeyboardShortcutsState()