diff --git a/lib/reducers/keyserver-reducer.js b/lib/reducers/keyserver-reducer.js
--- a/lib/reducers/keyserver-reducer.js
+++ b/lib/reducers/keyserver-reducer.js
@@ -27,6 +27,7 @@
   updateConnectionStatusActionType,
   setLateResponseActionType,
   updateDisconnectedBarActionType,
+  setConnectionIssueActionType,
 } from '../types/socket-types.js';
 import { updateTypes } from '../types/update-types-enum.js';
 import { processUpdatesActionType } from '../types/update-types.js';
@@ -364,6 +365,21 @@
       ...state,
       keyserverInfos,
     };
+  } else if (action.type === setConnectionIssueActionType) {
+    const { connectionIssue, keyserverID } = action.payload;
+    return {
+      ...state,
+      keyserverInfos: {
+        ...state.keyserverInfos,
+        [keyserverID]: {
+          ...state.keyserverInfos[keyserverID],
+          connection: {
+            ...state.keyserverInfos[keyserverID].connection,
+            connectionIssue,
+          },
+        },
+      },
+    };
   }
 
   return state;
diff --git a/lib/types/redux-types.js b/lib/types/redux-types.js
--- a/lib/types/redux-types.js
+++ b/lib/types/redux-types.js
@@ -98,6 +98,7 @@
 } from './search-types.js';
 import type { SetSessionPayload } from './session-types.js';
 import type {
+  ConnectionIssue,
   StateSyncFullActionPayload,
   StateSyncIncrementalActionPayload,
   UpdateConnectionStatusPayload,
@@ -1236,6 +1237,10 @@
   | {
       +type: 'SET_CUSTOM_SERVER',
       +payload: string,
+    }
+  | {
+      +type: 'SET_CONNECTION_ISSUE',
+      +payload: { +connectionIssue: ConnectionIssue, +keyserverID: string },
     };
 
 export type ActionPayload = ?(Object | Array<*> | $ReadOnlyArray<*> | string);
diff --git a/lib/types/socket-types.js b/lib/types/socket-types.js
--- a/lib/types/socket-types.js
+++ b/lib/types/socket-types.js
@@ -516,6 +516,9 @@
   lateResponses: [],
   showDisconnectedBar: false,
 };
+
+export const setConnectionIssueActionType = 'SET_CONNECTION_ISSUE';
+
 export const updateConnectionStatusActionType = 'UPDATE_CONNECTION_STATUS';
 export type UpdateConnectionStatusPayload = {
   +status: ConnectionStatus,