diff --git a/src/lib/db/adapters/sqljsAdapter.ts b/src/lib/db/adapters/sqljsAdapter.ts
index eaa21a134b..31bd508da3 100644
--- a/src/lib/db/adapters/sqljsAdapter.ts
+++ b/src/lib/db/adapters/sqljsAdapter.ts
@@ -108,8 +108,16 @@ function toBindValue(params: unknown[]): unknown[] | Record<string, unknown> | u
 
 async function loadSqlJs(): Promise<typeof _sqlJsLib> {
   if (_sqlJsLib) return _sqlJsLib;
-  const initSqlJs = ((await import("sql.js")) as { default: (typeof import("sql.js"))["default"] })
-    .default;
+  // Use a non-literal specifier so the bundler doesn't try to statically
+  // resolve sql.js (and its package.json) during the build phase.
+  // sql.js is an optional/fallback adapter — only needed at runtime when
+  // better-sqlite3 and node:sqlite are both unavailable.
+  const moduleName = "sql." + "js";
+  const mod = (await import(
+    /* webpackIgnore: true */
+    moduleName
+  )) as { default: (typeof import("sql.js"))["default"] };
+  const initSqlJs = mod.default;
   const wasmPath = resolveSqlJsWasmPath();
 
   _sqlJsLib = await initSqlJs({
diff --git a/tests/unit/sqljs-build-warning-8135.test.ts b/tests/unit/sqljs-build-warning-8135.test.ts
new file mode 100644
index 0000000000..912ef7f0c0
--- /dev/null
+++ b/tests/unit/sqljs-build-warning-8135.test.ts
@@ -0,0 +1,38 @@
+import { test } from "node:test";
+import assert from "node:assert/strict";
+import { readFileSync } from "node:fs";
+import { fileURLToPath } from "node:url";
+import { dirname, join } from "node:path";
+
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const adapterPath = join(__dirname, "../../src/lib/db/adapters/sqljsAdapter.ts");
+const source = readFileSync(adapterPath, "utf8");
+
+test("#8135: sqljsAdapter must not statically resolve sql.js at build time", () => {
+  const lines = source.split("\n");
+
+  // Find lines containing `await import(` — the actual dynamic import call.
+  // (Exclude `typeof import(...)` type annotations.)
+  const dynamicImportLines = lines.filter(
+    (l) => l.includes("await import(") && !l.includes("typeof import(")
+  );
+
+  assert.ok(
+    dynamicImportLines.length > 0,
+    "sqljsAdapter should have at least one dynamic import call"
+  );
+
+  // None of the runtime dynamic import calls should use a literal "sql.js" specifier
+  for (const line of dynamicImportLines) {
+    assert.ok(
+      !line.includes('import("sql.js")'),
+      "sqljsAdapter should not use a literal import('sql.js') at runtime — use a computed specifier"
+    );
+  }
+
+  // The webpackIgnore magic comment must be present
+  assert.ok(
+    source.includes("/* webpackIgnore: true */"),
+    "sqljsAdapter dynamic import should include /* webpackIgnore: true */ magic comment"
+  );
+});