diff --git a/README.md b/README.md
index a9d9f45e37..d182a092e0 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ XML, XSL.
 
 Additionally it includes **CPD**, the copy-paste-detector. CPD finds duplicated code in
 C/C++, C#, Fortran, Go, Groovy, Java, JavaScript, JSP, Kotlin, Matlab,
-Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex, Scala, Swift, Visualforce, XML and XSL.
+Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex, Scala, Swift and Visualforce.
 
 ## Source and Documentation