diff --git a/server/src/main/kotlin/suwayomi/tachidesk/graphql/mutations/ExtensionStoreMutation.kt b/server/src/main/kotlin/suwayomi/tachidesk/graphql/mutations/ExtensionStoreMutation.kt
index c3a39f007..34a94ed06 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/graphql/mutations/ExtensionStoreMutation.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/graphql/mutations/ExtensionStoreMutation.kt
@@ -37,7 +37,7 @@ class ExtensionStoreMutation {
             val store = ExtensionStoreService.fetch(indexUrl)
 
             ExtensionStoreService.upsert(store)
-            serverConfig.extensionStores.value = (serverConfig.extensionStores.value + indexUrl).distinct()
+            ExtensionStoreService.syncDbToPrefs()
             val row =
                 transaction {
                     ExtensionStoreTable
@@ -82,7 +82,7 @@ class ExtensionStoreMutation {
                 }
             }
 
-            serverConfig.extensionStores.value = serverConfig.extensionStores.value.filterNot { it == indexUrl }
+            ExtensionStoreService.syncDbToPrefs()
 
             RemoveExtensionStorePayload(
                 clientMutationId = clientMutationId,