diff --git a/windows/security/threat-protection/windows-defender-antivirus/configure-real-time-protection-windows-defender-antivirus.md b/windows/security/threat-protection/windows-defender-antivirus/configure-real-time-protection-windows-defender-antivirus.md
index d5a83c1e36..72d4740064 100644
--- a/windows/security/threat-protection/windows-defender-antivirus/configure-real-time-protection-windows-defender-antivirus.md
+++ b/windows/security/threat-protection/windows-defender-antivirus/configure-real-time-protection-windows-defender-antivirus.md
@@ -14,7 +14,7 @@ ms.author: v-anbic
 ms.date: 09/03/2018
 ---
 
-# Enable and configure antivirius always-on protection and monitoring
+# Enable and configure antivirus always-on protection and monitoring
 
 **Applies to:**