diff --git a/xml/impl/src/com/intellij/lang/xml/XMLLanguage.java b/xml/impl/src/com/intellij/lang/xml/XMLLanguage.java
index 8c58b716c8f5..f24f23f77769 100644
--- a/xml/impl/src/com/intellij/lang/xml/XMLLanguage.java
+++ b/xml/impl/src/com/intellij/lang/xml/XMLLanguage.java
@@ -94,11 +94,6 @@ public class XMLLanguage extends CompositeLanguage {
     super(name, mime);
   }
 
-  @Override
-  public boolean isCaseSensitive() {
-    return true;
-  }
-
 
   public XmlPsiPolicy getPsiPolicy() {
     return CDATA_ON_ANY_ENCODED_POLICY;