diff --git a/migrations/migrations.go b/migrations/migrations.go
index 3597bbd..fc638ee 100644
--- a/migrations/migrations.go
+++ b/migrations/migrations.go
@@ -70,6 +70,7 @@ var migrations = []Migration{
 	New("support verifying fedi profile", fediverseVerifyProfile),   // V11 -> V12 (v0.14.0)
 	New("support newsletters", supportLetters),                      // V12 -> V13
 	New("support password resetting", supportPassReset),             // V13 -> V14
+	New("speed up blog post retrieval", addPostRetrievalIndex),      // V14 -> V15
 }
 
 // CurrentVer returns the current migration version the application is on
diff --git a/migrations/v15.go b/migrations/v15.go
new file mode 100644
index 0000000..0875c5a
--- /dev/null
+++ b/migrations/v15.go
@@ -0,0 +1,33 @@
+/*
+ * Copyright © 2023 Musing Studio LLC.
+ *
+ * This file is part of WriteFreely.
+ *
+ * WriteFreely is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, included
+ * in the LICENSE file in this source code package.
+ */
+
+package migrations
+
+func addPostRetrievalIndex(db *datastore) error {
+	t, err := db.Begin()
+	if err != nil {
+		t.Rollback()
+		return err
+	}
+
+	_, err = t.Exec("CREATE INDEX posts_get_collection_index ON posts (`collection_id`, `pinned_position`, `created`)")
+	if err != nil {
+		t.Rollback()
+		return err
+	}
+
+	err = t.Commit()
+	if err != nil {
+		t.Rollback()
+		return err
+	}
+
+	return nil
+}