diff --git a/web/pages/preparation.html b/web/pages/preparation.html
index 23ebddb..c72a36c 100644
--- a/web/pages/preparation.html
+++ b/web/pages/preparation.html
@@ -35,18 +35,13 @@
         isStepValid() {
           const currentStepData = this.formData[this.step];
           if (!currentStepData) return true;
+          if (this.step === 3 && currentStepData.deploymentMode === 'interactive') return true;
           return Object.values(currentStepData).every(value => !!value);
         },
         goToPrevStep() {
-          if (this.step === 4 && this.formData[3].deploymentMode === 'interactive') {
-            this.step--;
-          }
           this.step--;
         },
         goToNextStep() {
-          if (this.step === 3 && this.formData[3].deploymentMode === 'interactive') {
-            this.step++;
-          }
           this.step++;
         },
         async startDiscovery() {