diff --git a/openapi/integration.json b/openapi/integration.json
index 894c821..c273712 100644
--- a/openapi/integration.json
+++ b/openapi/integration.json
@@ -421,7 +421,6 @@
                 "type": "number"
               },
               {
-                "pattern": "^(?!^[-+.]*$)[+-]?0*\\d*\\.?\\d*$",
                 "type": "string"
               },
               {
@@ -803,7 +802,6 @@
           "amount": {
             "anyOf": [
               {
-                "pattern": "^(?!^[-+.]*$)[+-]?0*\\d*\\.?\\d*$",
                 "type": "string"
               },
               {
@@ -938,7 +936,6 @@
                 "type": "number"
               },
               {
-                "pattern": "^(?!^[-+.]*$)[+-]?0*\\d*\\.?\\d*$",
                 "type": "string"
               },
               {
@@ -1082,7 +1079,6 @@
           "current_amount": {
             "anyOf": [
               {
-                "pattern": "^(?!^[-+.]*$)[+-]?0*\\d*\\.?\\d*$",
                 "type": "string"
               },
               {