diff --git a/lib/actions/upload-actions.js b/lib/actions/upload-actions.js
--- a/lib/actions/upload-actions.js
+++ b/lib/actions/upload-actions.js
@@ -8,6 +8,7 @@
 import type { CallSingleKeyserverEndpoint } from '../keyserver-conn/call-single-keyserver-endpoint.js';
 import { extractKeyserverIDFromID } from '../keyserver-conn/keyserver-call-utils.js';
 import type { CallKeyserverEndpoint } from '../keyserver-conn/keyserver-conn-types.js';
+import { type UploadBlob } from '../keyserver-conn/upload-blob.js';
 import { IdentityClientContext } from '../shared/identity-client-context.js';
 import type { AuthMetadata } from '../shared/identity-client-context.js';
 import type { UploadMultimediaResult, Dimensions } from '../types/media-types';
@@ -23,7 +24,6 @@
   handleHTTPResponseError,
   createDefaultHTTPRequestHeaders,
 } from '../utils/services-utils.js';
-import { type UploadBlob } from '../utils/upload-blob.js';
 
 export type MultimediaUploadCallbacks = Partial<{
   +onProgress: (percent: number) => void,
diff --git a/lib/keyserver-conn/call-single-keyserver-endpoint.js b/lib/keyserver-conn/call-single-keyserver-endpoint.js
--- a/lib/keyserver-conn/call-single-keyserver-endpoint.js
+++ b/lib/keyserver-conn/call-single-keyserver-endpoint.js
@@ -2,6 +2,7 @@
 
 import _isEqual from 'lodash/fp/isEqual.js';
 
+import { uploadBlob, type UploadBlob } from './upload-blob.js';
 import { updateLastCommunicatedPlatformDetailsActionType } from '../actions/device-actions.js';
 import { callSingleKeyserverEndpointTimeout } from '../shared/timeouts.js';
 import type { PlatformDetails } from '../types/device-types.js';
@@ -26,7 +27,6 @@
   SocketTimeout,
 } from '../utils/errors.js';
 import sleep from '../utils/sleep.js';
-import { uploadBlob, type UploadBlob } from '../utils/upload-blob.js';
 
 export type CallSingleKeyserverEndpointOptions = Partial<{
   // null timeout means no timeout, which is the default for uploadBlob
diff --git a/lib/utils/upload-blob.js b/lib/keyserver-conn/upload-blob.js
rename from lib/utils/upload-blob.js
rename to lib/keyserver-conn/upload-blob.js
--- a/lib/utils/upload-blob.js
+++ b/lib/keyserver-conn/upload-blob.js
@@ -3,11 +3,11 @@
 import invariant from 'invariant';
 import _throttle from 'lodash/throttle.js';
 
-import { getConfig } from './config.js';
 import type {
   CallSingleKeyserverEndpointOptions,
   CallSingleKeyserverEndpointResponse,
-} from '../keyserver-conn/call-single-keyserver-endpoint.js';
+} from './call-single-keyserver-endpoint.js';
+import { getConfig } from '../utils/config.js';
 
 function uploadBlob(
   url: string,