diff --git a/libs/data-access/cosmos/jest.config.ts b/libs/data-access/cosmos/jest.config.ts
index 8736b93ca..58d98d3b7 100644
--- a/libs/data-access/cosmos/jest.config.ts
+++ b/libs/data-access/cosmos/jest.config.ts
@@ -4,7 +4,7 @@ import { readFileSync } from 'fs';
 // Reading the SWC compilation config and remove the "exclude"
 // for the test files to be compiled by SWC
 const { exclude: _, ...swcJestConfig } = JSON.parse(
-  readFileSync(`${__dirname}/.swcrc`, 'utf-8'),
+  readFileSync(`${__dirname}/.swcrc`, 'utf8'),
 );
 
 // disable .swcrc look-up by SWC core because we're passing in swcJestConfig ourselves.
diff --git a/libs/data-access/falconer/jest.config.ts b/libs/data-access/falconer/jest.config.ts
index e46349e36..5b9cdb97f 100644
--- a/libs/data-access/falconer/jest.config.ts
+++ b/libs/data-access/falconer/jest.config.ts
@@ -4,7 +4,7 @@ import { readFileSync } from 'fs';
 // Reading the SWC compilation config and remove the "exclude"
 // for the test files to be compiled by SWC
 const { exclude: _, ...swcJestConfig } = JSON.parse(
-  readFileSync(`${__dirname}/.swcrc`, 'utf-8'),
+  readFileSync(`${__dirname}/.swcrc`, 'utf8'),
 );
 
 // disable .swcrc look-up by SWC core because we're passing in swcJestConfig ourselves.