diff --git a/packages/twenty-server/src/engine/metadata-modules/field-metadata/interfaces/field-metadata-default-value.interface.ts b/packages/twenty-server/src/engine/metadata-modules/field-metadata/interfaces/field-metadata-default-value.interface.ts
index 1b71a3e21..ca96eb8f4 100644
--- a/packages/twenty-server/src/engine/metadata-modules/field-metadata/interfaces/field-metadata-default-value.interface.ts
+++ b/packages/twenty-server/src/engine/metadata-modules/field-metadata/interfaces/field-metadata-default-value.interface.ts
@@ -8,7 +8,6 @@ import {
   FieldMetadataDefaultValueLink,
   FieldMetadataDefaultValueNumber,
   FieldMetadataDefaultValueString,
-  FieldMetadataDefaultValueStringArray,
   FieldMetadataDefaultValueUuidFunction,
   FieldMetadataDefaultValueNowFunction,
 } from 'src/engine/metadata-modules/field-metadata/dtos/default-value.input';
@@ -39,7 +38,7 @@ type FieldMetadataDefaultValueMapping = {
   [FieldMetadataType.ADDRESS]: FieldMetadataDefaultValueAddress;
   [FieldMetadataType.RATING]: FieldMetadataDefaultValueString;
   [FieldMetadataType.SELECT]: FieldMetadataDefaultValueString;
-  [FieldMetadataType.MULTI_SELECT]: FieldMetadataDefaultValueStringArray;
+  [FieldMetadataType.MULTI_SELECT]: FieldMetadataDefaultValueString;
   [FieldMetadataType.RAW_JSON]: FieldMetadataDefaultValueRawJson;
 };
 
diff --git a/packages/twenty-server/src/engine/metadata-modules/field-metadata/utils/serialize-default-value.ts b/packages/twenty-server/src/engine/metadata-modules/field-metadata/utils/serialize-default-value.ts
index 3751aa8ed..2f93da1b8 100644
--- a/packages/twenty-server/src/engine/metadata-modules/field-metadata/utils/serialize-default-value.ts
+++ b/packages/twenty-server/src/engine/metadata-modules/field-metadata/utils/serialize-default-value.ts
@@ -42,7 +42,9 @@ export const serializeDefaultValue = (
   }
 
   if (Array.isArray(defaultValue)) {
-    return defaultValue;
+    return `'{${defaultValue
+      .map((value) => value.replace(/'/g, ''))
+      .join(',')}}'`;
   }
 
   if (typeof defaultValue === 'object') {