diff --git a/client/components/modals/libraries/EditModal.vue b/client/components/modals/libraries/EditModal.vue
index 4e348d7f..0baa3d88 100644
--- a/client/components/modals/libraries/EditModal.vue
+++ b/client/components/modals/libraries/EditModal.vue
@@ -93,7 +93,9 @@ export default {
         icon: 'database',
         mediaType: 'book',
         settings: {
-          disableWatcher: false
+          disableWatcher: false,
+          skipMatchingMediaWithAsin: false,
+          skipMatchingMediaWithIsbn: false,
         }
       }
     },
diff --git a/client/components/modals/libraries/LibrarySettings.vue b/client/components/modals/libraries/LibrarySettings.vue
index c27f4838..caabc8b9 100644
--- a/client/components/modals/libraries/LibrarySettings.vue
+++ b/client/components/modals/libraries/LibrarySettings.vue
@@ -8,6 +8,18 @@
       </div>
       <p v-if="globalWatcherDisabled" class="text-xs text-warning">*Watcher is disabled globally in server settings</p>
     </div>
+    <div class="py-3">
+      <div class="flex items-center">
+        <ui-toggle-switch v-model="skipMatchingMediaWithAsin" @input="formUpdated" />
+        <p class="pl-4 text-lg">Skip matching books that already have an ASIN</p>
+      </div>
+    </div>
+    <div class="py-3">
+      <div class="flex items-center">
+        <ui-toggle-switch v-model="skipMatchingMediaWithIsbn" @input="formUpdated" />
+        <p class="pl-4 text-lg">Skip matching books that already have an ISBN</p>
+      </div>
+    </div>
   </div>
 </template>
 
@@ -23,7 +35,9 @@ export default {
   data() {
     return {
       provider: null,
-      disableWatcher: false
+      disableWatcher: false,
+      skipMatchingMediaWithAsin: false,
+      skipMatchingMediaWithIsbn: false,
     }
   },
   computed: {
@@ -45,7 +59,9 @@ export default {
     getLibraryData() {
       return {
         settings: {
-          disableWatcher: !!this.disableWatcher
+          disableWatcher: !!this.disableWatcher,
+          skipMatchingMediaWithAsin: !!this.skipMatchingMediaWithAsin,
+          skipMatchingMediaWithIsbn: !!this.skipMatchingMediaWithIsbn
         }
       }
     },
@@ -54,6 +70,8 @@ export default {
     },
     init() {
       this.disableWatcher = !!this.librarySettings.disableWatcher
+      this.skipMatchingMediaWithAsin = !!this.librarySettings.skipMatchingMediaWithAsin
+      this.skipMatchingMediaWithIsbn = !!this.librarySettings.skipMatchingMediaWithIsbn
     }
   },
   mounted() {
diff --git a/server/objects/settings/LibrarySettings.js b/server/objects/settings/LibrarySettings.js
index 853962ad..25c82f28 100644
--- a/server/objects/settings/LibrarySettings.js
+++ b/server/objects/settings/LibrarySettings.js
@@ -4,6 +4,8 @@ const Logger = require('../../Logger')
 class LibrarySettings {
   constructor(settings) {
     this.disableWatcher = false
+    this.skipMatchingMediaWithAsin = false
+    this.skipMatchingMediaWithIsbn = false
 
     if (settings) {
       this.construct(settings)
@@ -12,11 +14,15 @@ class LibrarySettings {
 
   construct(settings) {
     this.disableWatcher = !!settings.disableWatcher
+    this.skipMatchingMediaWithAsin = !!settings.skipMatchingMediaWithAsin
+    this.skipMatchingMediaWithIsbn = !!settings.skipMatchingMediaWithIsbn
   }
 
   toJSON() {
     return {
-      disableWatcher: this.disableWatcher
+      disableWatcher: this.disableWatcher,
+      skipMatchingMediaWithAsin: this.skipMatchingMediaWithAsin,
+      skipMatchingMediaWithIsbn: this.skipMatchingMediaWithIsbn
     }
   }
 
diff --git a/server/scanner/Scanner.js b/server/scanner/Scanner.js
index 19fd3c99..8b3c7564 100644
--- a/server/scanner/Scanner.js
+++ b/server/scanner/Scanner.js
@@ -726,6 +726,21 @@ class Scanner {
 
     for (let i = 0; i < itemsInLibrary.length; i++) {
       var libraryItem = itemsInLibrary[i]
+
+      if (libraryItem.media.metadata.asin && library.settings.skipMatchingMediaWithAsin) {
+        Logger.debug(`[Scanner] matchLibraryItems: Skipping "${
+          libraryItem.media.metadata.title
+        }" because it already has an ASIN (${i + 1} of ${itemsInLibrary.length})`)
+        continue;
+      }
+
+      if (libraryItem.media.metadata.isbn && library.settings.skipMatchingMediaWithIsbn) {
+        Logger.debug(`[Scanner] matchLibraryItems: Skipping "${
+          libraryItem.media.metadata.title
+        }" because it already has an ISBN (${i + 1} of ${itemsInLibrary.length})`)
+        continue;
+      }
+
       Logger.debug(`[Scanner] matchLibraryItems: Quick matching "${libraryItem.media.metadata.title}" (${i + 1} of ${itemsInLibrary.length})`)
       var result = await this.quickMatchLibraryItem(libraryItem, { provider })
       if (result.warning) {