diff --git a/Makefile.in b/Makefile.in
index baa50b539..8c9c5d7ff 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -90,7 +90,7 @@ TEXI2PDF=texi2pdf
 #4.1VPATH=@srcdir@:@srcdir@/OPTYap
 CWD=$(PWD)
 #
-VERSION=Yap-4.5.4
+VERSION=Yap-4.5.5
 #
 
 TAG_HEADERS=  Tags_32bits.h Tags_32Ops.h Tags_32LowTag.h\
diff --git a/distribute b/distribute
index d807cd297..fe45f1b20 100755
--- a/distribute
+++ b/distribute
@@ -1,7 +1,7 @@
 #/bin/bash
 # Guess what: this code works for me!
 
-version="Yap-4.5.3"
+version="Yap-4.5.5"
 PATH="$PATH":~/bin/noarch
 splat
 cd C
diff --git a/docs/yap.tex b/docs/yap.tex
index 277882d12..386a1e9e1 100644
--- a/docs/yap.tex
+++ b/docs/yap.tex
@@ -8,7 +8,7 @@
 @c @setchapternewpage odd
 @c %**end of header
 
-@set VERSION 4.5.4
+@set VERSION 4.5.5
 @set EDITION 4.2.4
 @set UPDATED November 2004
 
diff --git a/misc/Yap.spec b/misc/Yap.spec
index c223340bd..e02194393 100644
--- a/misc/Yap.spec
+++ b/misc/Yap.spec
@@ -3,7 +3,7 @@
 
 Name: Yap
 Summary: Prolog Compiler
-Version: 4.5.4
+Version: 4.5.5
 Packager:     Vitor Santos Costa <vitor@cos.ufrj.br>
 Release: 1
 Source: http://www.ncc.up.pt/~vsc/Yap/%{name}-%{version}.tar.gz