diff --git a/filter/source/config/fragments/types/writer_T602_Document.xcu b/filter/source/config/fragments/types/writer_T602_Document.xcu
index c34f823da4ca..e9b3df39cf33 100644
--- a/filter/source/config/fragments/types/writer_T602_Document.xcu
+++ b/filter/source/config/fragments/types/writer_T602_Document.xcu
@@ -18,7 +18,7 @@
     <node oor:name="writer_T602_Document" oor:op="replace" >
         <prop oor:name="DetectService"><value>com.sun.star.comp.Writer.T602ImportFilter</value></prop>
         <prop oor:name="URLPattern"/>
-        <prop oor:name="Extensions"><value>602 txt</value></prop>
+        <prop oor:name="Extensions"><value>602</value></prop>
         <prop oor:name="MediaType"><value>application/x-t602</value></prop>
         <prop oor:name="Preferred"><value>true</value></prop>
         <prop oor:name="PreferredFilter"><value>T602Document</value></prop>