diff --git a/app/soapbox/actions/accounts.js b/app/soapbox/actions/accounts.js
index b93f0e599..88306c2ad 100644
--- a/app/soapbox/actions/accounts.js
+++ b/app/soapbox/actions/accounts.js
@@ -1050,10 +1050,10 @@ export function fetchPinnedAccountsFail(id, error) {
   };
 }
 
-export function accountSearch(params, cancelToken) {
+export function accountSearch(params, signal) {
   return (dispatch, getState) => {
     dispatch({ type: ACCOUNT_SEARCH_REQUEST, params });
-    return api(getState).get('/api/v1/accounts/search', { params, cancelToken }).then(({ data: accounts }) => {
+    return api(getState).get('/api/v1/accounts/search', { params, signal }).then(({ data: accounts }) => {
       dispatch(importFetchedAccounts(accounts));
       dispatch({ type: ACCOUNT_SEARCH_SUCCESS, accounts });
       return accounts;
diff --git a/app/soapbox/components/autosuggest_account_input.js b/app/soapbox/components/autosuggest_account_input.js
deleted file mode 100644
index fd93f52a9..000000000
--- a/app/soapbox/components/autosuggest_account_input.js
+++ /dev/null
@@ -1,95 +0,0 @@
-import { CancelToken } from 'axios';
-import { OrderedSet as ImmutableOrderedSet } from 'immutable';
-import { throttle } from 'lodash';
-import PropTypes from 'prop-types';
-import React from 'react';
-import ImmutablePureComponent from 'react-immutable-pure-component';
-import { connect } from 'react-redux';
-
-import { accountSearch } from 'soapbox/actions/accounts';
-
-import AutosuggestInput from './autosuggest_input';
-
-const noOp = () => {};
-
-export default @connect()
-class AutosuggestAccountInput extends ImmutablePureComponent {
-
-  static propTypes = {
-    dispatch: PropTypes.func.isRequired,
-    onChange: PropTypes.func.isRequired,
-    onSelected: PropTypes.func.isRequired,
-    value: PropTypes.string.isRequired,
-    limit: PropTypes.number.isRequired,
-  }
-
-  static defaultProps = {
-    value: '',
-    limit: 4,
-  }
-
-  state = {
-    accountIds: ImmutableOrderedSet(),
-  }
-
-  source = CancelToken.source();
-
-  refreshCancelToken = () => {
-    this.source.cancel();
-    this.source = CancelToken.source();
-    return this.source;
-  }
-
-  clearResults = () => {
-    this.setState({ accountIds: ImmutableOrderedSet() });
-  }
-
-  handleAccountSearch = throttle(q => {
-    const { dispatch, limit } = this.props;
-    const source = this.refreshCancelToken();
-
-    const params = { q, limit, resolve: false };
-
-    dispatch(accountSearch(params, source.token))
-      .then(accounts => {
-        const accountIds = accounts.map(account => account.id);
-        this.setState({ accountIds: ImmutableOrderedSet(accountIds) });
-      })
-      .catch(noOp);
-
-  }, 900, { leading: true, trailing: true })
-
-  handleChange = e => {
-    this.handleAccountSearch(e.target.value);
-    this.props.onChange(e);
-  }
-
-  handleSelected = (tokenStart, lastToken, accountId) => {
-    this.props.onSelected(accountId);
-  }
-
-  componentDidUpdate(prevProps) {
-    if (this.props.value === '' && prevProps.value !== '') {
-      this.clearResults();
-    }
-  }
-
-  render() {
-    const { intl, value, onChange, ...rest } = this.props;
-    const { accountIds } = this.state;
-
-    return (
-      <AutosuggestInput
-        value={value}
-        onChange={this.handleChange}
-        suggestions={accountIds.toList()}
-        onSuggestionsFetchRequested={noOp}
-        onSuggestionsClearRequested={noOp}
-        onSuggestionSelected={this.handleSelected}
-        searchTokens={[]}
-        {...rest}
-      />
-    );
-  }
-
-}
diff --git a/app/soapbox/components/autosuggest_account_input.tsx b/app/soapbox/components/autosuggest_account_input.tsx
new file mode 100644
index 000000000..d437e79fc
--- /dev/null
+++ b/app/soapbox/components/autosuggest_account_input.tsx
@@ -0,0 +1,86 @@
+import { OrderedSet as ImmutableOrderedSet } from 'immutable';
+import { throttle } from 'lodash';
+import React, { useState, useRef, useCallback, useEffect } from 'react';
+
+import { accountSearch } from 'soapbox/actions/accounts';
+import AutosuggestInput from 'soapbox/components/autosuggest_input';
+import { useAppDispatch } from 'soapbox/hooks';
+
+import type { Menu } from 'soapbox/components/dropdown_menu';
+
+const noOp = () => {};
+
+interface IAutosuggestAccountInput {
+  onChange: React.ChangeEventHandler<HTMLInputElement>,
+  onSelected: (accountId: string) => void,
+  value: string,
+  limit?: number,
+  className?: string,
+  autoSelect?: boolean,
+  menu?: Menu,
+  onKeyDown?: React.KeyboardEventHandler,
+}
+
+const AutosuggestAccountInput: React.FC<IAutosuggestAccountInput> = ({
+  onChange,
+  onSelected,
+  value = '',
+  limit = 4,
+  ...rest
+}) => {
+  const dispatch = useAppDispatch();
+  const [accountIds, setAccountIds] = useState(ImmutableOrderedSet<string>());
+  const controller = useRef(new AbortController());
+
+  const refreshCancelToken = () => {
+    controller.current.abort();
+    controller.current = new AbortController();
+  };
+
+  const clearResults = () => {
+    setAccountIds(ImmutableOrderedSet());
+  };
+
+  const handleAccountSearch = useCallback(throttle(q => {
+    const params = { q, limit, resolve: false };
+
+    dispatch(accountSearch(params, controller.current.signal))
+      .then((accounts: { id: string }[]) => {
+        const accountIds = accounts.map(account => account.id);
+        setAccountIds(ImmutableOrderedSet(accountIds));
+      })
+      .catch(noOp);
+
+  }, 900, { leading: true, trailing: true }), [limit]);
+
+  const handleChange: React.ChangeEventHandler<HTMLInputElement> = e => {
+    refreshCancelToken();
+    handleAccountSearch(e.target.value);
+    onChange(e);
+  };
+
+  const handleSelected = (_tokenStart: string, _lastToken: string, accountId: string) => {
+    onSelected(accountId);
+  };
+
+  useEffect(() => {
+    if (value === '') {
+      clearResults();
+    }
+  }, [value]);
+
+  return (
+    <AutosuggestInput
+      value={value}
+      onChange={handleChange}
+      suggestions={accountIds.toList()}
+      onSuggestionsFetchRequested={noOp}
+      onSuggestionsClearRequested={noOp}
+      onSuggestionSelected={handleSelected}
+      searchTokens={[]}
+      {...rest}
+    />
+  );
+};
+
+export default AutosuggestAccountInput;
diff --git a/app/soapbox/features/compose/components/search.tsx b/app/soapbox/features/compose/components/search.tsx
index 401001fc9..d68f82bc2 100644
--- a/app/soapbox/features/compose/components/search.tsx
+++ b/app/soapbox/features/compose/components/search.tsx
@@ -21,7 +21,7 @@ const messages = defineMessages({
   action: { id: 'search.action', defaultMessage: 'Search for “{query}”' },
 });
 
-function redirectToAccount(accountId: number, routerHistory: any) {
+function redirectToAccount(accountId: string, routerHistory: any) {
   return (_dispatch: any, getState: () => ImmutableMap<string, any>) => {
     const acct = getState().getIn(['accounts', accountId, 'acct']);
 
@@ -97,7 +97,7 @@ const Search = (props: ISearch) => {
     dispatch(showSearch());
   };
 
-  const handleSelected = (accountId: number) => {
+  const handleSelected = (accountId: string) => {
     dispatch(clearSearch());
     dispatch(redirectToAccount(accountId, history));
   };