diff --git a/src/db/adapters/DittoSQLite.ts b/src/db/adapters/DittoSQLite.ts
index c78ab67..47c7ae8 100644
--- a/src/db/adapters/DittoSQLite.ts
+++ b/src/db/adapters/DittoSQLite.ts
@@ -1,7 +1,6 @@
 import { Conf } from '@/config.ts';
 import { DittoTables } from '@/db/DittoTables.ts';
-import { Kysely, PolySqliteDialect } from '@/deps.ts';
-import { setPragma } from '@/pragma.ts';
+import { Kysely, PolySqliteDialect, sql } from '@/deps.ts';
 import SqliteWorker from '@/workers/sqlite.ts';
 
 export class DittoSQLite {
@@ -20,9 +19,9 @@ export class DittoSQLite {
 
       // Set PRAGMA values.
       await Promise.all([
-        setPragma(this.db, 'synchronous', 'normal'),
-        setPragma(this.db, 'temp_store', 'memory'),
-        setPragma(this.db, 'mmap_size', Conf.sqlite.mmapSize),
+        sql`PRAGMA synchronous = normal`.execute(this.db),
+        sql`PRAGMA temp_store = memory`.execute(this.db),
+        sql.raw(`PRAGMA mmap_size = ${Conf.sqlite.mmapSize}`).execute(this.db),
       ]);
     }
     return this.db;
diff --git a/src/pragma.ts b/src/pragma.ts
deleted file mode 100644
index f5aa8e4..0000000
--- a/src/pragma.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { type Kysely, sql } from '@/deps.ts';
-
-/** Set the PRAGMA and then read back its value to confirm. */
-function setPragma(db: Kysely<any>, pragma: string, value: string | number) {
-  return sql.raw(`PRAGMA ${pragma} = ${value}`).execute(db);
-}
-
-/** Get value of PRAGMA from the database. */
-async function getPragma(db: Kysely<any>, pragma: string) {
-  const result = await sql.raw(`PRAGMA ${pragma}`).execute(db);
-  const row = result.rows[0] as Record<string, unknown> | undefined;
-  return row?.[pragma];
-}
-
-export { getPragma, setPragma };