diff --git a/windows/security/identity-protection/hello-for-business/hello-cert-trust-deploy-mfa.md b/windows/security/identity-protection/hello-for-business/hello-cert-trust-deploy-mfa.md
index 99a39e91b2..2cadf0703a 100644
--- a/windows/security/identity-protection/hello-for-business/hello-cert-trust-deploy-mfa.md
+++ b/windows/security/identity-protection/hello-for-business/hello-cert-trust-deploy-mfa.md
@@ -25,7 +25,7 @@ On-premises deployments must use the On-premises Azure MFA Server using the AD F
 
 ## Prerequisites
 
-The Azure MFA Server and User Portal servers have several perquisites and must have connectivity to the Internet.
+The Azure MFA Server and User Portal servers have several prerequisites and must have connectivity to the Internet.
 
 ### Primary MFA Server
 
@@ -540,4 +540,4 @@ The Multi-Factor Authentication server communicates with the Azure MFA cloud ser
 2. [Validate and Configure Public Key Infrastructure](hello-cert-trust-validate-pki.md)
 3. [Prepare and Deploy Windows Server 2016 Active Directory Federation Services](hello-cert-trust-adfs.md)
 4. [Validate and Deploy Multifactor Authentication Services (MFA)](hello-cert-trust-validate-deploy-mfa.md)
-5. [Configure Windows Hello for Business Policy settings](hello-cert-trust-policy-settings.md)
\ No newline at end of file
+5. [Configure Windows Hello for Business Policy settings](hello-cert-trust-policy-settings.md)