diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/model/table/ExtensionTable.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/model/table/ExtensionTable.kt
index 4d0f63fa5..36d3e2bbe 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/model/table/ExtensionTable.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/model/table/ExtensionTable.kt
@@ -11,7 +11,7 @@ import org.jetbrains.exposed.v1.core.dao.id.IntIdTable
 
 object ExtensionTable : IntIdTable() {
     val apkName = varchar("apk_name", 1024).nullable()
-    val storeIndexUrl = varchar("store_index_url", 2048).nullable()
+    val storeIndexUrl = varchar("store_index_url", 2048).nullable().index()
 
     // default is the local source icon from tachiyomi
     @Suppress("ktlint:standard:max-line-length")
diff --git a/server/src/main/kotlin/suwayomi/tachidesk/server/database/migration/M0057_AddNewExtensionApiFields.kt b/server/src/main/kotlin/suwayomi/tachidesk/server/database/migration/M0057_AddNewExtensionApiFields.kt
index af5f69c71..eef3275c0 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/server/database/migration/M0057_AddNewExtensionApiFields.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/server/database/migration/M0057_AddNewExtensionApiFields.kt
@@ -34,6 +34,7 @@ class M0057_AddNewExtensionApiFields : SQLMigration() {
             }
         }
         ALTER TABLE EXTENSION ALTER COLUMN store_index_url ${MAYBE_TYPE_PREFIX}VARCHAR(2048);
+        CREATE INDEX extension_store_index_url ON EXTENSION (store_index_url);
         ALTER TABLE EXTENSION ALTER COLUMN version_code ${MAYBE_TYPE_PREFIX}BIGINT;
         ALTER TABLE EXTENSION ALTER COLUMN apk_name DROP NOT NULL;
         ${