diff --git a/src/test/utils/formatDataForRequest.spec.ts b/src/test/utils/formatDataForRequest.spec.ts
index 3303a2b..eee87a4 100644
--- a/src/test/utils/formatDataForRequest.spec.ts
+++ b/src/test/utils/formatDataForRequest.spec.ts
@@ -62,7 +62,7 @@ describe('formatDataForRequest', () => {
 
     expect(() => formatDataForRequest(tableWithMissingValues)).toThrow(
       new Error(
-        'A Special missing value can only be a single character from \'A\' to \'Z\', \'_\', \'.[a-z]\', \'._\''
+        `A Special missing value can only be a single character from 'A' to 'Z', '_', '.[a-z]', '._'`
       )
     )
   })
diff --git a/src/utils/convertToCsv.ts b/src/utils/convertToCsv.ts
index fb32cad..c792375 100644
--- a/src/utils/convertToCsv.ts
+++ b/src/utils/convertToCsv.ts
@@ -134,7 +134,7 @@ export const convertToCSV = (
         if (value && !isSpecialMissing(value)) {
           console.log(`🤖[value]🤖`, value)
           throw new Error(
-            'A Special missing value can only be a single character from \'A\' to \'Z\', \'_\', \'.[a-z]\', \'._\''
+            `A Special missing value can only be a single character from 'A' to 'Z', '_', '.[a-z]', '._'`
           )
         }