diff --git a/.changeset/spotty-insects-jump.md b/.changeset/spotty-insects-jump.md
new file mode 100644
index 00000000..00d73880
--- /dev/null
+++ b/.changeset/spotty-insects-jump.md
@@ -0,0 +1,5 @@
+---
+'@accounter-toolkit/green-invoice-graphql': minor
+---
+
+Schema minor updates: define updateExpense as mutation, workaround paymentTerms 0 value enum
diff --git a/packages/green-invoice-graphql/.meshrc.yaml b/packages/green-invoice-graphql/.meshrc.yaml
index 2e878793..481f75f7 100644
--- a/packages/green-invoice-graphql/.meshrc.yaml
+++ b/packages/green-invoice-graphql/.meshrc.yaml
@@ -24,7 +24,7 @@ sources:
                 nullable: false
             responseSchema: ../json-schemas/greenInvoice.json#/definitions/getExpenseResponse
 
-          - type: Query
+          - type: Mutation
             field: updateExpense
             path: /expenses/{args.id}
             method: PUT
diff --git a/packages/green-invoice-graphql/json-schemas/greenInvoice.json b/packages/green-invoice-graphql/json-schemas/greenInvoice.json
index d70a9ef3..730f67d1 100644
--- a/packages/green-invoice-graphql/json-schemas/greenInvoice.json
+++ b/packages/green-invoice-graphql/json-schemas/greenInvoice.json
@@ -1486,8 +1486,7 @@
         },
         "paymentTerms": {
           "type": "number",
-          "description": "The supplier payment term, default is 0",
-          "enum": [-1, 0, 10, 15, 30, 45, 60, 75, 90, 120]
+          "description": "The supplier payment term, default is 0"
         },
         "bankName": {
           "type": "string",