diff --git a/src/pages/05_quotation/QuotationForm.vue b/src/pages/05_quotation/QuotationForm.vue
index 50e0afcc..41420441 100644
--- a/src/pages/05_quotation/QuotationForm.vue
+++ b/src/pages/05_quotation/QuotationForm.vue
@@ -2313,6 +2313,7 @@ function covertToNode() {
         >
           <MainButton
             solid
+            :disabled="selectedInstallment.length === 0"
             icon="mdi-account-multiple-check-outline"
             class="q-ml-sm"
             color="207 96% 32%"