Index: CMakeLists.txt
--- CMakeLists.txt.orig	2017-08-23 01:15:53.000000000 +0200
+++ CMakeLists.txt	2017-12-12 20:18:17.670451000 +0100
@@ -220,7 +220,7 @@
 
 # -- Install path for specific madlib version ----------------------------------
 set(CMAKE_MADLIB_ROOT "${CMAKE_INSTALL_PREFIX}")
-set(CMAKE_INSTALL_PREFIX "${CMAKE_MADLIB_ROOT}/Versions/${MADLIB_VERSION_STRING}")
+set(CMAKE_INSTALL_PREFIX "${CMAKE_MADLIB_ROOT}")
 
 # Move bin to old_bin if upgrading from V0.6 or earlier version
 # below script finds a directory named 'bin' and copies to 'old_bin' ignoring
Index: src/CMakeLists.txt
--- src/CMakeLists.txt.orig	2017-08-23 01:15:53.000000000 +0200
+++ src/CMakeLists.txt	2017-12-12 20:19:44.663804000 +0100
@@ -72,8 +72,8 @@
 # specify an alternative path to the PyXB tarball:
 # -DPYXB_TAR_SOURCE=/path/to/PyXB-x.x.x.tar.gz
 
-set(PYXB_VERSION "1.2.4")
-set(PYXB_TAR_MD5 cea2ffde4a36ca88f76c687ee6549cfd)
+set(PYXB_VERSION "1.2.6")
+set(PYXB_TAR_MD5 4303573fc7094ce4664c5b71cd4bdb48)
 
 set(PYXB_TAR "PyXB-${PYXB_VERSION}.tar.gz")
 set(PYXB_URL "${SOURCEFORGE_BASE_URL}/pyxb/files/${PYXB_TAR}")