diff --git a/RELEASE_NOTES b/RELEASE_NOTES
index 3fdc3be3..8a5864c6 100644
--- a/RELEASE_NOTES
+++ b/RELEASE_NOTES
@@ -65,6 +65,10 @@ If not what makes it happen or not happen?
 Change Log
 ----------
 
+v3.13.0.1
+
+Issue #262: Fixed xevan AVX2 invalid shares.
+
 v3.13.0
 
 Updated Windows binaries compiled with GCC 9. Included DLLs also updated.
diff --git a/algo/x17/xevan-4way.c b/algo/x17/xevan-4way.c
index e840e8fe..a422ff7b 100644
--- a/algo/x17/xevan-4way.c
+++ b/algo/x17/xevan-4way.c
@@ -540,10 +540,10 @@ void xevan_4way_hash( void *output, const void *input )
 
      dintrlv_4x64( hash0, hash1, hash2, hash3, vhash, dataLen<<3 );
 
-     sph_fugue512_full( &ctx.fugue, hash0, hash0, 64 );
-     sph_fugue512_full( &ctx.fugue, hash1, hash1, 64 );
-     sph_fugue512_full( &ctx.fugue, hash2, hash2, 64 );
-     sph_fugue512_full( &ctx.fugue, hash3, hash3, 64 );
+     sph_fugue512_full( &ctx.fugue, hash0, hash0, dataLen );
+     sph_fugue512_full( &ctx.fugue, hash1, hash1, dataLen );
+     sph_fugue512_full( &ctx.fugue, hash2, hash2, dataLen );
+     sph_fugue512_full( &ctx.fugue, hash3, hash3, dataLen );
 
      // Parallel 4way 32 bit
      intrlv_4x32( vhash, hash0, hash1, hash2, hash3, dataLen<<3 );
@@ -637,10 +637,10 @@ void xevan_4way_hash( void *output, const void *input )
 
      dintrlv_4x64( hash0, hash1, hash2, hash3, vhash, dataLen<<3 );
 
-     sph_fugue512_full( &ctx.fugue, hash0, hash0, 64 );
-     sph_fugue512_full( &ctx.fugue, hash1, hash1, 64 );
-     sph_fugue512_full( &ctx.fugue, hash2, hash2, 64 );
-     sph_fugue512_full( &ctx.fugue, hash3, hash3, 64 );
+     sph_fugue512_full( &ctx.fugue, hash0, hash0, dataLen );
+     sph_fugue512_full( &ctx.fugue, hash1, hash1, dataLen );
+     sph_fugue512_full( &ctx.fugue, hash2, hash2, dataLen );
+     sph_fugue512_full( &ctx.fugue, hash3, hash3, dataLen );
 
      intrlv_4x32( vhash, hash0, hash1, hash2, hash3, dataLen<<3 );
 
diff --git a/configure b/configure
index 932b6c9a..70b26ecd 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for cpuminer-opt 3.13.0.
+# Generated by GNU Autoconf 2.69 for cpuminer-opt 3.13.0.1.
 #
 #
 # Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
@@ -577,8 +577,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='cpuminer-opt'
 PACKAGE_TARNAME='cpuminer-opt'
-PACKAGE_VERSION='3.13.0'
-PACKAGE_STRING='cpuminer-opt 3.13.0'
+PACKAGE_VERSION='3.13.0.1'
+PACKAGE_STRING='cpuminer-opt 3.13.0.1'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -1332,7 +1332,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures cpuminer-opt 3.13.0 to adapt to many kinds of systems.
+\`configure' configures cpuminer-opt 3.13.0.1 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1404,7 +1404,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of cpuminer-opt 3.13.0:";;
+     short | recursive ) echo "Configuration of cpuminer-opt 3.13.0.1:";;
    esac
   cat <<\_ACEOF
 
@@ -1509,7 +1509,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-cpuminer-opt configure 3.13.0
+cpuminer-opt configure 3.13.0.1
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -2012,7 +2012,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by cpuminer-opt $as_me 3.13.0, which was
+It was created by cpuminer-opt $as_me 3.13.0.1, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2993,7 +2993,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='cpuminer-opt'
- VERSION='3.13.0'
+ VERSION='3.13.0.1'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -6690,7 +6690,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by cpuminer-opt $as_me 3.13.0, which was
+This file was extended by cpuminer-opt $as_me 3.13.0.1, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -6756,7 +6756,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-cpuminer-opt config.status 3.13.0
+cpuminer-opt config.status 3.13.0.1
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index 6aa739b3..b7bd233b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([cpuminer-opt], [3.13.0])
+AC_INIT([cpuminer-opt], [3.13.0.1])
 
 AC_PREREQ([2.59c])
 AC_CANONICAL_SYSTEM