diff --git a/packages/basic.gblib/services/SystemKeywords.ts b/packages/basic.gblib/services/SystemKeywords.ts
index c47ad57e..7bf9a9b5 100644
--- a/packages/basic.gblib/services/SystemKeywords.ts
+++ b/packages/basic.gblib/services/SystemKeywords.ts
@@ -2346,7 +2346,7 @@ export class SystemKeywords {
 
               let value = row[p];
               if (typeof (value) === 'string') {
-                value = value.substr(0, fieldsSizes[j]-1);
+                value = value.substring(0, fieldsSizes[j]-1);
               }
 
               fieldsValues.push(value);