diff --git a/internal/testing/jest-config.ts b/internal/testing/jest-config.ts
index 34aca07..37c5b4c 100644
--- a/internal/testing/jest-config.ts
+++ b/internal/testing/jest-config.ts
@@ -30,7 +30,7 @@ const jestConfig: Config.InitialOptions = {
   transform: { "^.+\\.(t)sx?$": ["@swc/jest", swc] },
   setupFiles: ["<rootDir>/internal/testing/jest-setup.ts"],
   testPathIgnorePatterns: ["node_modules", ".cache", "public"],
-  transformIgnorePatterns: [`node_modules/(?!(gatsby|gatsby-script)/)`],
+  transformIgnorePatterns: ["node_modules/(?!(gatsby|gatsby-script)/)"],
 };
 
 export default jestConfig;