diff --git a/windows/security/threat-protection/windows-defender-antivirus/configure-extension-file-exclusions-windows-defender-antivirus.md b/windows/security/threat-protection/windows-defender-antivirus/configure-extension-file-exclusions-windows-defender-antivirus.md
index 37e67c0ddd..e47ba8afe9 100644
--- a/windows/security/threat-protection/windows-defender-antivirus/configure-extension-file-exclusions-windows-defender-antivirus.md
+++ b/windows/security/threat-protection/windows-defender-antivirus/configure-extension-file-exclusions-windows-defender-antivirus.md
@@ -335,7 +335,7 @@ In the following PowerShell snippet, replace *test.txt* with a file that conform
 Invoke-WebRequest "http://www.eicar.org/download/eicar.com.txt" -OutFile "test.txt"
 ```
 
-If Windows Defender Antivirus reports malware, then the rule is not working. If there is no report of malware, and the downloaded file exists, then the exclusion is working. You can open the file to confirm the contents are the same as what is described on the [EICAR testfile website](http://www.eicar.org/86-0-Intended-use.html).
+If Windows Defender Antivirus reports malware, then the rule is not working. If there is no report of malware, and the downloaded file exists, then the exclusion is working. You can open the file to confirm the contents are the same as what is described on the [EICAR test file website](http://www.eicar.org/86-0-Intended-use.html).
 
 You can also use the following PowerShell code, which calls the .NET WebClient class to download the testfile - as with the `Invoke-WebRequest` cmdlet; replace *c:\test.txt* with a file that conforms to the rule you are validating: