diff --git a/lib/workers/repository/process/fetch.ts b/lib/workers/repository/process/fetch.ts
index 60f7d316f4..12f150b10f 100644
--- a/lib/workers/repository/process/fetch.ts
+++ b/lib/workers/repository/process/fetch.ts
@@ -12,7 +12,8 @@ import { PackageDependency, PackageFile } from '../../../manager/common';
 import { SkipReason } from '../../../types';
 import { clone } from '../../../util/clone';
 import { applyPackageRules } from '../../../util/package-rules';
-import { LookupUpdateConfig, lookupUpdates } from './lookup';
+import { lookupUpdates } from './lookup';
+import { LookupUpdateConfig } from './lookup/common';
 
 async function fetchDepUpdates(
   packageFileConfig: ManagerConfig & PackageFile,
diff --git a/lib/workers/repository/process/lookup/common.ts b/lib/workers/repository/process/lookup/common.ts
new file mode 100644
index 0000000000..8c42df3ffa
--- /dev/null
+++ b/lib/workers/repository/process/lookup/common.ts
@@ -0,0 +1,53 @@
+import { RenovateConfig, ValidationMessage } from '../../../../config/common';
+import { Release } from '../../../../datasource';
+import { LookupUpdate, RangeConfig } from '../../../../manager/common';
+import { SkipReason } from '../../../../types';
+
+export interface FilterConfig {
+  allowedVersions?: string;
+  depName?: string;
+  followTag?: string;
+  ignoreDeprecated?: boolean;
+  ignoreUnstable?: boolean;
+  respectLatest?: boolean;
+  versioning: string;
+}
+
+export interface RollbackConfig {
+  currentValue?: string;
+  depName?: string;
+  packageFile?: string;
+  versioning: string;
+}
+
+export interface LookupUpdateConfig
+  extends RollbackConfig,
+    FilterConfig,
+    RangeConfig,
+    RenovateConfig {
+  separateMinorPatch?: boolean;
+  digestOneAndOnly?: boolean;
+  pinDigests?: boolean;
+  rollbackPrs?: boolean;
+  currentDigest?: string;
+  lockedVersion?: string;
+  vulnerabilityAlert?: boolean;
+  separateMajorMinor?: boolean;
+  separateMultipleMajor?: boolean;
+  datasource: string;
+  depName: string;
+}
+
+export interface UpdateResult {
+  sourceDirectory?: string;
+  changelogUrl?: string;
+  dependencyUrl?: string;
+  homepage?: string;
+  deprecationMessage?: string;
+  sourceUrl?: string;
+  skipReason: SkipReason;
+  releases: Release[];
+  fixedVersion?: string;
+  updates: LookupUpdate[];
+  warnings: ValidationMessage[];
+}
diff --git a/lib/workers/repository/process/lookup/filter.ts b/lib/workers/repository/process/lookup/filter.ts
index 3c8dfd0be4..972caaaa35 100644
--- a/lib/workers/repository/process/lookup/filter.ts
+++ b/lib/workers/repository/process/lookup/filter.ts
@@ -7,16 +7,7 @@ import * as allVersioning from '../../../../versioning';
 import * as npmVersioning from '../../../../versioning/npm';
 import * as pep440 from '../../../../versioning/pep440';
 import * as poetryVersioning from '../../../../versioning/poetry';
-
-export interface FilterConfig {
-  allowedVersions?: string;
-  depName?: string;
-  followTag?: string;
-  ignoreDeprecated?: boolean;
-  ignoreUnstable?: boolean;
-  respectLatest?: boolean;
-  versioning: string;
-}
+import { FilterConfig } from './common';
 
 export function filterVersions(
   config: FilterConfig,
diff --git a/lib/workers/repository/process/lookup/index.spec.ts b/lib/workers/repository/process/lookup/index.spec.ts
index 4d13d8138d..95f3f0181d 100644
--- a/lib/workers/repository/process/lookup/index.spec.ts
+++ b/lib/workers/repository/process/lookup/index.spec.ts
@@ -22,6 +22,7 @@ import { id as gitVersioningId } from '../../../../versioning/git';
 import { id as npmVersioningId } from '../../../../versioning/npm';
 import { id as pep440VersioningId } from '../../../../versioning/pep440';
 import { id as poetryVersioningId } from '../../../../versioning/poetry';
+import { LookupUpdateConfig } from './common';
 import * as lookup from '.';
 
 jest.mock('../../../../datasource/docker');
@@ -37,12 +38,12 @@ const githubReleases = mocked(datasourceGithubReleases);
 
 Object.assign(githubReleases, { defaultRegistryUrls: ['https://github.com'] });
 
-let config: lookup.LookupUpdateConfig;
+let config: LookupUpdateConfig;
 
 describe('workers/repository/process/lookup', () => {
   beforeEach(() => {
     // TODO: fix types
-    config = partial<lookup.LookupUpdateConfig>(getConfig());
+    config = partial<LookupUpdateConfig>(getConfig());
     config.manager = 'npm';
     config.versioning = npmVersioningId;
     config.rangeStrategy = 'replace';
diff --git a/lib/workers/repository/process/lookup/index.ts b/lib/workers/repository/process/lookup/index.ts
index 820c0aeac6..4e66631bd2 100644
--- a/lib/workers/repository/process/lookup/index.ts
+++ b/lib/workers/repository/process/lookup/index.ts
@@ -1,8 +1,4 @@
-import {
-  RenovateConfig,
-  UpdateType,
-  ValidationMessage,
-} from '../../../../config';
+import { UpdateType, ValidationMessage } from '../../../../config';
 import {
   Release,
   getDefaultVersioning,
@@ -14,45 +10,14 @@ import {
 import * as datasourceGitSubmodules from '../../../../datasource/git-submodules';
 import { logger } from '../../../../logger';
 import { getRangeStrategy } from '../../../../manager';
-import { LookupUpdate, RangeConfig } from '../../../../manager/common';
+import { LookupUpdate } from '../../../../manager/common';
 import { SkipReason } from '../../../../types';
 import { clone } from '../../../../util/clone';
 import { applyPackageRules } from '../../../../util/package-rules';
 import * as allVersioning from '../../../../versioning';
-import { FilterConfig, filterVersions } from './filter';
-import { RollbackConfig, getRollbackUpdate } from './rollback';
-
-export interface UpdateResult {
-  sourceDirectory?: string;
-  changelogUrl?: string;
-  dependencyUrl?: string;
-  homepage?: string;
-  deprecationMessage?: string;
-  sourceUrl?: string;
-  skipReason: SkipReason;
-  releases: Release[];
-  fixedVersion?: string;
-  updates: LookupUpdate[];
-  warnings: ValidationMessage[];
-}
-
-export interface LookupUpdateConfig
-  extends RollbackConfig,
-    FilterConfig,
-    RangeConfig,
-    RenovateConfig {
-  separateMinorPatch?: boolean;
-  digestOneAndOnly?: boolean;
-  pinDigests?: boolean;
-  rollbackPrs?: boolean;
-  currentDigest?: string;
-  lockedVersion?: string;
-  vulnerabilityAlert?: boolean;
-  separateMajorMinor?: boolean;
-  separateMultipleMajor?: boolean;
-  datasource: string;
-  depName: string;
-}
+import { LookupUpdateConfig, UpdateResult } from './common';
+import { filterVersions } from './filter';
+import { getRollbackUpdate } from './rollback';
 
 function getUpdateType(
   config: LookupUpdateConfig,
diff --git a/lib/workers/repository/process/lookup/rollback.ts b/lib/workers/repository/process/lookup/rollback.ts
index 37cbb8effa..31bcc2741e 100644
--- a/lib/workers/repository/process/lookup/rollback.ts
+++ b/lib/workers/repository/process/lookup/rollback.ts
@@ -2,13 +2,7 @@ import { Release } from '../../../../datasource/common';
 import { logger } from '../../../../logger';
 import { LookupUpdate } from '../../../../manager/common';
 import * as allVersioning from '../../../../versioning';
-
-export interface RollbackConfig {
-  currentValue?: string;
-  depName?: string;
-  packageFile?: string;
-  versioning: string;
-}
+import { RollbackConfig } from './common';
 
 export function getRollbackUpdate(
   config: RollbackConfig,