diff --git a/pkg/schema/spec/v4.0.0/confirmation-funds-openapi.json b/pkg/schema/spec/v4.0.0/confirmation-funds-openapi.json
index f7d105ee..89cac28e 100644
--- a/pkg/schema/spec/v4.0.0/confirmation-funds-openapi.json
+++ b/pkg/schema/spec/v4.0.0/confirmation-funds-openapi.json
@@ -353,8 +353,7 @@
                 "required": true,
                 "schema": {
                     "type": "string",
-                    "maxLength": 40,
-                    "pattern": "^(?!\\s)(.*)(\\S)$"
+                    "maxLength": 40
                 }
             },
             "x-jws-signature": {
diff --git a/pkg/schema/spec/v4.0.0/variable-recurring-payments-openapi.json b/pkg/schema/spec/v4.0.0/variable-recurring-payments-openapi.json
index d73f538d..4a01553d 100644
--- a/pkg/schema/spec/v4.0.0/variable-recurring-payments-openapi.json
+++ b/pkg/schema/spec/v4.0.0/variable-recurring-payments-openapi.json
@@ -1197,8 +1197,7 @@
                 "required": true,
                 "schema": {
                     "type": "string",
-                    "maxLength": 40,
-                    "pattern": "^(?!\\s)(.*)(\\S)$"
+                    "maxLength": 40
                 }
             },
             "x-jws-signature": {