diff --git a/src/app/fyle/spender-onboarding/spender-onboarding-opt-in-step/spender-onboarding-opt-in-step.component.html b/src/app/fyle/spender-onboarding/spender-onboarding-opt-in-step/spender-onboarding-opt-in-step.component.html
index 75b7f45dd5..68af945227 100644
--- a/src/app/fyle/spender-onboarding/spender-onboarding-opt-in-step/spender-onboarding-opt-in-step.component.html
+++ b/src/app/fyle/spender-onboarding/spender-onboarding-opt-in-step/spender-onboarding-opt-in-step.component.html
@@ -109,6 +109,7 @@
       class="btn-primary opt-in-step__primary-cta"
       fill="clear"
       role="button"
+      appFormButtonValidation
       (click)="saveMobileNumber()"
       [loading]="savingMobileNumber"
       [loadingText]="'Continue'"