diff --git a/.env.sample b/.env.sample
index ab264988d..cbcf1ca6f 100644
--- a/.env.sample
+++ b/.env.sample
@@ -152,4 +152,6 @@ ENABLE_CORS_IP_LIST="" # Provide a list of domains that are allowed to use this
 SCHEMA_FILE_SERVER_URL= // Please provide schema URL 
 SCHEMA_FILE_SERVER_TOKEN=xxxxxxxx // Please provide schema file server token for polygon
 
-FILEUPLOAD_CACHE_TTL= //Provide file upload cache ttl
\ No newline at end of file
+FILEUPLOAD_CACHE_TTL= //Provide file upload cache ttl
+
+FIELD_UPLOAD_SIZE= //Provide field upload size
\ No newline at end of file
diff --git a/apps/api-gateway/src/issuance/issuance.controller.ts b/apps/api-gateway/src/issuance/issuance.controller.ts
index f15c50157..ac0341ee9 100644
--- a/apps/api-gateway/src/issuance/issuance.controller.ts
+++ b/apps/api-gateway/src/issuance/issuance.controller.ts
@@ -401,8 +401,8 @@ async downloadBulkIssuanceCSVTemplate(
     required: true
   })
   @UseInterceptors(FileInterceptor('file', {
-    limits: { fieldSize: 100 * 1024 * 1024 } 
-  })) 
+    limits: { fieldSize: Number(process.env.FIELD_UPLOAD_SIZE) || 100 * 1024 * 1024 } 
+  }))
 
   async issueBulkCredentials(
     @Body() clientDetails: ClientDetails,
diff --git a/apps/issuance/src/issuance.service.ts b/apps/issuance/src/issuance.service.ts
index 80032547d..b2119288f 100644
--- a/apps/issuance/src/issuance.service.ts
+++ b/apps/issuance/src/issuance.service.ts
@@ -48,12 +48,12 @@ export class IssuanceService {
     private readonly commonService: CommonService,
     private readonly issuanceRepository: IssuanceRepository,
     private readonly userActivityRepository: UserActivityRepository,
-    @Inject(CACHE_MANAGER) private cacheManager: Cache,
+    @Inject(CACHE_MANAGER) private readonly cacheManager: Cache,
     private readonly outOfBandIssuance: OutOfBandIssuance,
     private readonly emailData: EmailDto,
     private readonly awsService: AwsService,
-    @InjectQueue('bulk-issuance') private bulkIssuanceQueue: Queue,
-    @Inject(CACHE_MANAGER) private cacheService: Cache
+    @InjectQueue('bulk-issuance') private readonly bulkIssuanceQueue: Queue,
+    @Inject(CACHE_MANAGER) private readonly cacheService: Cache
   ) { }
 
   async getIssuanceRecords(orgId: string): Promise<number> {