diff --git a/core/io/encodings/encodings.factor b/core/io/encodings/encodings.factor
index 7c13e8fce3..054fa5915f 100644
--- a/core/io/encodings/encodings.factor
+++ b/core/io/encodings/encodings.factor
@@ -112,8 +112,6 @@ M: decoder stream-element-type
 M: decoder stream-read1 ( decoder -- ch )
     dup (read1) fix-cr ; inline
 
-M: decoder stream-tell stream>> stream-tell ;
-
 : (read-first) ( n buf decoder -- buf stream encoding n c )
     [ rot [ >decoder< ] dip 2over decode-char ]
     [ swap fix-cr ] bi ; inline