diff --git a/src/renderer/components/subscriptions-community/subscriptions-community.js b/src/renderer/components/subscriptions-community/subscriptions-community.js
index 59df38efcb570..86c81c6ecc1a6 100644
--- a/src/renderer/components/subscriptions-community/subscriptions-community.js
+++ b/src/renderer/components/subscriptions-community/subscriptions-community.js
@@ -164,12 +164,8 @@ export default defineComponent({
             let thumbnailUrl = post.authorThumbnails?.[0]?.url
 
             if (name || thumbnailUrl) {
-              if (thumbnailUrl) {
-                if (thumbnailUrl.startsWith('//')) {
-                  thumbnailUrl = 'https:' + thumbnailUrl
-                } else if (thumbnailUrl.startsWith(`${this.currentInvidiousInstanceUrl}/ggpht`)) {
-                  thumbnailUrl = thumbnailUrl.replace(`${this.currentInvidiousInstanceUrl}/ggpht`, 'https://yt3.googleusercontent.com')
-                }
+              if (thumbnailUrl?.startsWith('//')) {
+                thumbnailUrl = 'https:' + thumbnailUrl
               }
 
               subscriptionUpdates.push({
diff --git a/src/renderer/store/modules/profiles.js b/src/renderer/store/modules/profiles.js
index 70ca26b8aaa18..9e55e61e3f953 100644
--- a/src/renderer/store/modules/profiles.js
+++ b/src/renderer/store/modules/profiles.js
@@ -113,7 +113,11 @@ const actions = {
         }
 
         if (channelThumbnailUrl) {
-          const thumbnail = channelThumbnailUrl.replace(/=s\d*/, '=s176') // change thumbnail size if different
+          const thumbnail = channelThumbnailUrl
+            // change thumbnail size if different
+            .replace(/=s\d*/, '=s176')
+            // If this is an Invidious URL, convert it to a YouTube one
+            .replace(/^https?:\/\/[^/]+\/ggpht/, 'https://yt3.googleusercontent.com')
 
           if (channel.thumbnail !== thumbnail) {
             channel.thumbnail = thumbnail
@@ -129,7 +133,12 @@ const actions = {
   },
 
   async updateSubscriptionDetails({ dispatch, state }, { channelThumbnailUrl, channelName, channelId }) {
-    const thumbnail = channelThumbnailUrl?.replace(/=s\d*/, '=s176') ?? null // change thumbnail size if different
+    const thumbnail = channelThumbnailUrl
+      // change thumbnail size if different
+      ?.replace(/=s\d*/, '=s176')
+      // If this is an Invidious URL, convert it to a YouTube one
+      .replace(/^https?:\/\/[^/]+\/ggpht/, 'https://yt3.googleusercontent.com') ??
+      null
     const profileList = state.profileList
     for (const profile of profileList) {
       const currentProfileCopy = deepCopy(profile)
@@ -173,6 +182,11 @@ const actions = {
   },
 
   async addChannelToProfiles({ commit }, { channel, profileIds }) {
+    // If this is an Invidious URL, convert it to a YouTube one
+    if (!channel.thumbnail.startsWith('https://yt3.googleusercontent.com/')) {
+      channel.thumbnail = channel.thumbnail.replace(/^https?:\/\/[^/]+\/ggpht/, 'https://yt3.googleusercontent.com')
+    }
+
     try {
       await DBProfileHandlers.addChannelToProfiles(channel, profileIds)
       commit('addChannelToProfiles', { channel, profileIds })