diff --git a/src/Journals/ImportDialog.tsx b/src/Journals/ImportDialog.tsx
index e8c0f86..6ce2d32 100644
--- a/src/Journals/ImportDialog.tsx
+++ b/src/Journals/ImportDialog.tsx
@@ -101,7 +101,8 @@ class ImportDialog extends React.Component<PropsType> {
     );
   }
 
-  private onFileDropCommon(itemsCreator: (fileText: string) => PimType[], acceptedFiles: File[], rejectedFiles: File[]) {
+  private onFileDropCommon(itemsCreator: (fileText: string) => PimType[], acceptedFiles: File[], _rejectedFiles: File[]) {
+    // XXX: implement handling of rejectedFiles
     const reader = new FileReader();
 
     reader.onabort = () => alert('file reading was aborted');
diff --git a/src/Journals/JournalMemberAddDialog.tsx b/src/Journals/JournalMemberAddDialog.tsx
index 4c56542..2d3037d 100644
--- a/src/Journals/JournalMemberAddDialog.tsx
+++ b/src/Journals/JournalMemberAddDialog.tsx
@@ -103,7 +103,7 @@ class JournalMemberAddDialog extends React.PureComponent<PropsType> {
     }
   }
 
-  private onAddRequest(user: string) {
+  private onAddRequest(_user: string) {
     this.setState({
       userChosen: true,
     });
diff --git a/src/Pim/index.tsx b/src/Pim/index.tsx
index bcf5151..1b549ac 100644
--- a/src/Pim/index.tsx
+++ b/src/Pim/index.tsx
@@ -135,7 +135,7 @@ const CollectionRoutes = withStyles(styles)(withRouter(
           <Route
             path={routeResolver.getRoute(props.routePrefix + '.new')}
             exact
-            render={({ match }) => (
+            render={() => (
               <Container style={{ maxWidth: '30rem' }}>
                 <ComponentEdit
                   collections={props.collections}
diff --git a/src/Settings/index.tsx b/src/Settings/index.tsx
index c3463a0..62196d4 100644
--- a/src/Settings/index.tsx
+++ b/src/Settings/index.tsx
@@ -66,7 +66,7 @@ class Settings extends React.PureComponent<PropsTypeInner> {
   }
 }
 
-const mapStateToProps = (state: StoreState, props: PropsType) => {
+const mapStateToProps = (state: StoreState, _props: PropsType) => {
   return {
     settings: state.settings,
   };
diff --git a/src/SideMenu/index.tsx b/src/SideMenu/index.tsx
index ed88e2d..00c53af 100644
--- a/src/SideMenu/index.tsx
+++ b/src/SideMenu/index.tsx
@@ -103,7 +103,7 @@ class SideMenu extends React.PureComponent<PropsTypeInner> {
   }
 }
 
-const mapStateToProps = (state: StoreState, props: PropsType) => {
+const mapStateToProps = (state: StoreState, _props: PropsType) => {
   return {
     journals: state.cache.journals,
     userInfo: state.cache.userInfo.value,
diff --git a/src/components/AddressBook.tsx b/src/components/AddressBook.tsx
index dc24e26..098ea4d 100644
--- a/src/components/AddressBook.tsx
+++ b/src/components/AddressBook.tsx
@@ -83,7 +83,7 @@ class AddressBook extends React.PureComponent<PropsType> {
       sortedEntries.filter(this.props.filter)
       : sortedEntries;
 
-    const itemList = entries.map((entry, idx, array) => {
+    const itemList = entries.map((entry) => {
       const uid = entry.uid;
 
       return (
diff --git a/src/components/ContactEdit.tsx b/src/components/ContactEdit.tsx
index 12a3bc7..f78489a 100644
--- a/src/components/ContactEdit.tsx
+++ b/src/components/ContactEdit.tsx
@@ -216,7 +216,7 @@ class ContactEdit extends React.PureComponent<PropsType> {
 
   public addValueType(name: string, _type?: string) {
     const type = _type ? _type : 'home';
-    this.setState((prevState, props) => {
+    this.setState((prevState) => {
       const newArray = prevState[name].slice(0);
       newArray.push(new ValueType(type));
       return {
@@ -227,7 +227,7 @@ class ContactEdit extends React.PureComponent<PropsType> {
   }
 
   public removeValueType(name: string, idx: number) {
-    this.setState((prevState, props) => {
+    this.setState((prevState) => {
       const newArray = prevState[name].slice(0);
       newArray.splice(idx, 1);
       return {
@@ -238,7 +238,7 @@ class ContactEdit extends React.PureComponent<PropsType> {
   }
 
   public handleValueTypeChange(name: string, idx: number, value: ValueType) {
-    this.setState((prevState, props) => {
+    this.setState((prevState) => {
       const newArray = prevState[name].slice(0);
       newArray[idx] = value;
       return {
diff --git a/src/components/TaskList.tsx b/src/components/TaskList.tsx
index 807dc85..79376af 100644
--- a/src/components/TaskList.tsx
+++ b/src/components/TaskList.tsx
@@ -49,7 +49,7 @@ class TaskList extends React.PureComponent {
     const entries = this.props.entries.filter((x) => !x.finished);
     const sortedEntries = sortSelector(entries);
 
-    const itemList = sortedEntries.map((entry, idx, array) => {
+    const itemList = sortedEntries.map((entry) => {
       const uid = entry.uid;
 
       return (
diff --git a/src/store/actions.ts b/src/store/actions.ts
index c365840..5e2319f 100644
--- a/src/store/actions.ts
+++ b/src/store/actions.ts
@@ -122,7 +122,7 @@ export const { fetchEntries, addEntries } = createActions({
       const apiBase = etesync.serviceApiUrl;
       const entryManager = new EteSync.EntryManager(creds, apiBase, journalUid);
 
-      return entryManager.create(newEntries, prevUid).then((response) => newEntries);
+      return entryManager.create(newEntries, prevUid).then(() => newEntries);
     },
     (etesync: CredentialsData, journalUid: string, newEntries: EteSync.Entry[], prevUid: string | null) => {
       return { journal: journalUid, entries: newEntries, prevUid };
diff --git a/src/store/construct.ts b/src/store/construct.ts
index 42b0b1b..ae61625 100644
--- a/src/store/construct.ts
+++ b/src/store/construct.ts
@@ -45,7 +45,7 @@ const journalsSerialize = (state: JournalsData) => {
     return null;
   }
 
-  return state.map((x, uid) => x.serialize()).toJS();
+  return state.map((x, _uid) => x.serialize()).toJS();
 };
 
 const journalsDeserialize = (state: {}) => {
diff --git a/src/store/reducers.ts b/src/store/reducers.ts
index 33a6de6..52e2153 100644
--- a/src/store/reducers.ts
+++ b/src/store/reducers.ts
@@ -81,13 +81,13 @@ function fetchTypeIdentityReducer(
 
 export const encryptionKeyReducer = handleActions(
   {
-    [actions.deriveKey.toString()]: (state: {key: string | null}, action: any) => (
+    [actions.deriveKey.toString()]: (_state: {key: string | null}, action: any) => (
       { key: action.payload }
     ),
-    [actions.resetKey.toString()]: (state: {key: string | null}, action: any) => (
+    [actions.resetKey.toString()]: (_state: {key: string | null}, _action: any) => (
       { key: null }
     ),
-    [actions.logout.toString()]: (state: {key: string | null}, action: any) => {
+    [actions.logout.toString()]: (_state: {key: string | null}, _action: any) => {
       return { out: true, key: null };
     },
   },
@@ -97,7 +97,7 @@ export const encryptionKeyReducer = handleActions(
 export const credentials = handleActions(
   {
     [actions.fetchCredentials.toString()]: (
-      state: CredentialsTypeRemote, action: any, extend = false) => {
+      _state: CredentialsTypeRemote, action: any) => {
       if (action.error) {
         return {
           value: null,
@@ -118,7 +118,7 @@ export const credentials = handleActions(
         };
       }
     },
-    [actions.logout.toString()]: (state: CredentialsTypeRemote, action: any) => {
+    [actions.logout.toString()]: (_state: CredentialsTypeRemote, _action: any) => {
       return { out: true, value: null };
     },
   },
@@ -229,7 +229,7 @@ export const userInfo = handleAction(
     actions.fetchUserInfo,
     actions.createUserInfo
   ),
-  (state: Record<FetchType<any>> = fetchTypeRecord<any>()(), action: any, extend = false) => {
+  (state: Record<FetchType<any>> = fetchTypeRecord<any>()(), action: any) => {
     if (action.error) {
       return state.set('error', action.payload);
     } else {
@@ -284,7 +284,7 @@ export interface SettingsType {
 
 export const settingsReducer = handleActions(
   {
-    [actions.setSettings.toString()]: (state: {key: string | null}, action: any) => (
+    [actions.setSettings.toString()]: (_state: {key: string | null}, action: any) => (
       { ...action.payload }
     ),
   },