diff --git a/app/javascript/flavours/glitch/actions/domain_blocks.js b/app/javascript/flavours/glitch/actions/domain_blocks.js
index 80b852de8..e102a6c59 100644
--- a/app/javascript/flavours/glitch/actions/domain_blocks.js
+++ b/app/javascript/flavours/glitch/actions/domain_blocks.js
@@ -12,12 +12,14 @@ export const DOMAIN_BLOCKS_FETCH_REQUEST = 'DOMAIN_BLOCKS_FETCH_REQUEST';
 export const DOMAIN_BLOCKS_FETCH_SUCCESS = 'DOMAIN_BLOCKS_FETCH_SUCCESS';
 export const DOMAIN_BLOCKS_FETCH_FAIL    = 'DOMAIN_BLOCKS_FETCH_FAIL';
 
-export function blockDomain(domain, accountId) {
+export function blockDomain(domain) {
   return (dispatch, getState) => {
     dispatch(blockDomainRequest(domain));
 
     api(getState).post('/api/v1/domain_blocks', { domain }).then(() => {
-      dispatch(blockDomainSuccess(domain, accountId));
+      const at_domain = '@' + domain;
+      const accounts = getState().get('accounts').filter(item => item.get('acct').endsWith(at_domain)).valueSeq().map(item => item.get('id'));
+      dispatch(blockDomainSuccess(domain, accounts));
     }).catch(err => {
       dispatch(blockDomainFail(domain, err));
     });
@@ -31,11 +33,11 @@ export function blockDomainRequest(domain) {
   };
 };
 
-export function blockDomainSuccess(domain, accountId) {
+export function blockDomainSuccess(domain, accounts) {
   return {
     type: DOMAIN_BLOCK_SUCCESS,
     domain,
-    accountId,
+    accounts,
   };
 };
 
@@ -47,12 +49,14 @@ export function blockDomainFail(domain, error) {
   };
 };
 
-export function unblockDomain(domain, accountId) {
+export function unblockDomain(domain) {
   return (dispatch, getState) => {
     dispatch(unblockDomainRequest(domain));
 
     api(getState).delete('/api/v1/domain_blocks', { params: { domain } }).then(() => {
-      dispatch(unblockDomainSuccess(domain, accountId));
+      const at_domain = '@' + domain;
+      const accounts = getState().get('accounts').filter(item => item.get('acct').endsWith(at_domain)).valueSeq().map(item => item.get('id'));
+      dispatch(unblockDomainSuccess(domain, accounts));
     }).catch(err => {
       dispatch(unblockDomainFail(domain, err));
     });
@@ -66,11 +70,11 @@ export function unblockDomainRequest(domain) {
   };
 };
 
-export function unblockDomainSuccess(domain, accountId) {
+export function unblockDomainSuccess(domain, accounts) {
   return {
     type: DOMAIN_UNBLOCK_SUCCESS,
     domain,
-    accountId,
+    accounts,
   };
 };
 
diff --git a/app/javascript/flavours/glitch/features/account_timeline/components/header.js b/app/javascript/flavours/glitch/features/account_timeline/components/header.js
index e788ea660..39a1850d7 100644
--- a/app/javascript/flavours/glitch/features/account_timeline/components/header.js
+++ b/app/javascript/flavours/glitch/features/account_timeline/components/header.js
@@ -57,7 +57,7 @@ export default class Header extends ImmutablePureComponent {
 
     if (!domain) return;
 
-    this.props.onBlockDomain(domain, this.props.account.get('id'));
+    this.props.onBlockDomain(domain);
   }
 
   handleUnblockDomain = () => {
@@ -65,7 +65,7 @@ export default class Header extends ImmutablePureComponent {
 
     if (!domain) return;
 
-    this.props.onUnblockDomain(domain, this.props.account.get('id'));
+    this.props.onUnblockDomain(domain);
   }
 
   render () {
diff --git a/app/javascript/flavours/glitch/features/account_timeline/containers/header_container.js b/app/javascript/flavours/glitch/features/account_timeline/containers/header_container.js
index 37ff445b2..848119c63 100644
--- a/app/javascript/flavours/glitch/features/account_timeline/containers/header_container.js
+++ b/app/javascript/flavours/glitch/features/account_timeline/containers/header_container.js
@@ -87,16 +87,16 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
     }
   },
 
-  onBlockDomain (domain, accountId) {
+  onBlockDomain (domain) {
     dispatch(openModal('CONFIRM', {
       message: <FormattedMessage id='confirmations.domain_block.message' defaultMessage='Are you really, really sure you want to block the entire {domain}? In most cases a few targeted blocks or mutes are sufficient and preferable.' values={{ domain: <strong>{domain}</strong> }} />,
       confirm: intl.formatMessage(messages.blockDomainConfirm),
-      onConfirm: () => dispatch(blockDomain(domain, accountId)),
+      onConfirm: () => dispatch(blockDomain(domain)),
     }));
   },
 
-  onUnblockDomain (domain, accountId) {
-    dispatch(unblockDomain(domain, accountId));
+  onUnblockDomain (domain) {
+    dispatch(unblockDomain(domain));
   },
 
 });
diff --git a/app/javascript/flavours/glitch/reducers/relationships.js b/app/javascript/flavours/glitch/reducers/relationships.js
index 6303089ac..e5ef1d2e3 100644
--- a/app/javascript/flavours/glitch/reducers/relationships.js
+++ b/app/javascript/flavours/glitch/reducers/relationships.js
@@ -23,6 +23,14 @@ const normalizeRelationships = (state, relationships) => {
   return state;
 };
 
+const setDomainBlocking = (state, accounts, blocking) => {
+  return state.withMutations(map => {
+    accounts.forEach(id => {
+      map.setIn([id, 'domain_blocking'], blocking);
+    });
+  });
+};
+
 const initialState = ImmutableMap();
 
 export default function relationships(state = initialState, action) {
@@ -37,9 +45,9 @@ export default function relationships(state = initialState, action) {
   case RELATIONSHIPS_FETCH_SUCCESS:
     return normalizeRelationships(state, action.relationships);
   case DOMAIN_BLOCK_SUCCESS:
-    return state.setIn([action.accountId, 'domain_blocking'], true);
+    return setDomainBlocking(state, action.accounts, true);
   case DOMAIN_UNBLOCK_SUCCESS:
-    return state.setIn([action.accountId, 'domain_blocking'], false);
+    return setDomainBlocking(state, action.accounts, false);
   default:
     return state;
   }