diff --git a/spec.html b/spec.html
index bce932452e..54dc140c49 100644
--- a/spec.html
+++ b/spec.html
@@ -1692,7 +1692,7 @@ <h1>Number::signedRightShift ( _x_, _y_ )</h1>
         <emu-clause id="sec-numeric-types-number-unsignedRightShift">
           <h1>Number::unsignedRightShift ( _x_, _y_ )</h1>
           <emu-alg>
-            1. Let _lnum_ be ! ToInt32(_x_).
+            1. Let _lnum_ be ! ToUint32(_x_).
             1. Let _rnum_ be ! ToUint32(_y_).
             1. Let _shiftCount_ be the result of masking out all but the least significant 5 bits of _rnum_, that is, compute _rnum_ &amp; 0x1F.
             1. Return the result of performing a zero-filling right shift of _lnum_ by _shiftCount_ bits. Vacated bits are filled with zero. The result is an unsigned 32-bit integer.