diff --git a/ch04.asciidoc b/ch04.asciidoc
index 4f21436d..72caf493 100644
--- a/ch04.asciidoc
+++ b/ch04.asciidoc
@@ -594,7 +594,7 @@ BIP0039 defines the creation of a mnemonic code and seed as a follows:
 
 The mnemonic code represents 128 to 256 bits, which are used to derive a longer (512-bit) seed through the use of the key-stretching function PBKDF2. The resulting seed is used to create a deterministic wallet and all of its derived keys. 
 
-Tables pass:[<xref linkend="table_4-6" xrefstyle="select: labelnumber"/>] and pass:[<xref linkend="table_47" xrefstyle="select: labelnumber"/>] show some examples of mnemonic codes and the seeds they produce.
+Tables pass:[<xref linkend="table_4-6" xrefstyle="select: labelnumber"/>] and pass:[<xref linkend="table_4-7" xrefstyle="select: labelnumber"/>] show some examples of mnemonic codes and the seeds they produce.
 
 [[table_4-6]]
 .128-bit entropy mnemonic code and resulting seed