@@ -7,13 +7,12 @@ export function times(a, b) {
 it("should keep the annotation through minification", () => {
 	const fs = require("fs");
 	const source = fs.readFileSync(__filename, "utf-8");
-	// Spelled out in pieces, so this assertion is not itself a hit.
-	const annotation = ["/*#", "__PURE__", "*/"].join("");
+	// Spelled out in pieces, already escaped for a regexp, so this assertion is
+	// not itself a hit.
+	const annotation = ["/\\*#", "__PURE__", "\\*/"].join("");
 
 	// Terser strips annotations unless the library defaults ask it not to, so the
 	// one in front of the side-effect-free module's instantiation must still be here.
-	expect(source).toMatch(
-		new RegExp(`${annotation.replace(/[*/]/g, "\\$&")}\\w+\\(`)
-	);
+	expect(source).toMatch(new RegExp(`${annotation}\\w+\\(`));
 	expect(times(6, 7)).toBe(42);
 });