diff --git a/backend/src/middleware/handleHtmlContent/handleContentData.js b/backend/src/middleware/handleHtmlContent/handleContentData.js
index 6519ddae7..287ba34e6 100644
--- a/backend/src/middleware/handleHtmlContent/handleContentData.js
+++ b/backend/src/middleware/handleHtmlContent/handleContentData.js
@@ -5,11 +5,12 @@ const notify = async (postId, idsOfMentionedUsers, context) => {
   const session = context.driver.session()
   const createdAt = new Date().toISOString()
   const cypher = `
-    match(u:User) where u.id in $idsOfMentionedUsers
-    match(p:Post) where p.id = $postId
-    create(n:Notification{id: apoc.create.uuid(), read: false, createdAt: $createdAt})
-    merge (n)-[:NOTIFIED]->(u)
-    merge (p)-[:NOTIFIED]->(n)
+    MATCH(p:Post {id: $postId})<-[:WROTE]-(author:User)
+    MATCH(u:User)
+    WHERE u.id in $idsOfMentionedUsers
+    AND NOT (u)<-[:BLOCKED]-(author)
+    CREATE(n:Notification{id: apoc.create.uuid(), read: false, createdAt: $createdAt})
+    MERGE (p)-[:NOTIFIED]->(n)-[:NOTIFIED]->(u)
     `
   await session.run(cypher, {
     idsOfMentionedUsers,
diff --git a/backend/src/middleware/handleHtmlContent/handleContentData.spec.js b/backend/src/middleware/handleHtmlContent/handleContentData.spec.js
index 1effeb5d6..40d8a2481 100644
--- a/backend/src/middleware/handleHtmlContent/handleContentData.spec.js
+++ b/backend/src/middleware/handleHtmlContent/handleContentData.spec.js
@@ -77,7 +77,7 @@ describe('notifications', () => {
         const content =
           'Hey <a class="mention" data-mention-id="you" href="/profile/you/al-capone">@al-capone</a> how do you do?'
 
-        beforeEach(async () => {
+        const createPostAction = async () => {
           const createPostMutation = gql`
             mutation($id: ID, $title: String!, $content: String!) {
               CreatePost(id: $id, title: $title, content: $content) {
@@ -93,9 +93,10 @@ describe('notifications', () => {
             variables: { id: 'p47', title, content },
           })
           authenticatedUser = await user.toJson()
-        })
+        }
 
         it('sends you a notification', async () => {
+          await createPostAction()
           const expectedContent =
             'Hey <a class="mention" data-mention-id="you" href="/profile/you/al-capone" target="_blank">@al-capone</a> how do you do?'
           const expected = expect.objectContaining({
@@ -110,7 +111,7 @@ describe('notifications', () => {
         })
 
         describe('who mentions me many times', () => {
-          beforeEach(async () => {
+          const updatePostAction = async () => {
             const updatedContent = `
               One more mention to
               <a data-mention-id="you" class="mention" href="/profile/you">
@@ -143,9 +144,11 @@ describe('notifications', () => {
               },
             })
             authenticatedUser = await user.toJson()
-          })
+          }
 
           it('creates exactly one more notification', async () => {
+            await createPostAction()
+            await updatePostAction()
             const expectedContent =
               '<br>One more mention to<br><a data-mention-id="you" class="mention" href="/profile/you" target="_blank"><br>@al-capone<br></a><br>and again:<br><a data-mention-id="you" class="mention" href="/profile/you" target="_blank"><br>@al-capone<br></a><br>and again<br><a data-mention-id="you" class="mention" href="/profile/you" target="_blank"><br>@al-capone<br></a><br>'
             const expected = expect.objectContaining({
@@ -163,6 +166,23 @@ describe('notifications', () => {
             ).resolves.toEqual(expected)
           })
         })
+
+        describe('but the author of the post blocked me', () => {
+          beforeEach(async () => {
+            await author.relateTo(user, 'blocked')
+          })
+
+          it('sends no notification', async () => {
+            await createPostAction()
+            const expected = expect.objectContaining({
+              data: { currentUser: { notifications: [] } },
+            })
+            const { query } = createTestClient(server)
+            await expect(
+              query({ query: notificationQuery, variables: { read: false } }),
+            ).resolves.toEqual(expected)
+          })
+        })
       })
     })
   })