diff --git a/component/mariadb/buildout.cfg b/component/mariadb/buildout.cfg
index f1479bb6479a0db388b479c8ac12e198c4a818ac..062bef53e421b4dfbd9539e7977ffd5be5d591a5 100644
--- a/component/mariadb/buildout.cfg
+++ b/component/mariadb/buildout.cfg
@@ -17,8 +17,6 @@ extends =
   ../xz-utils/buildout.cfg
   ../zlib/buildout.cfg
   ../unixodbc/buildout.cfg
-# The following lines are only for mariarocks.cfg
-# to be extended last without touching 'parts'.
   ../gcc/buildout.cfg
   ../zstd/buildout.cfg
 
@@ -28,11 +26,11 @@ parts =
 [mariadb]
 recipe = slapos.recipe.cmmi
 url = https://downloads.mariadb.org/f/mariadb-${:version}/source/mariadb-${:version}.tar.gz/from/http%3A//fr.mirror.babylon.network/mariadb/?serve
-version = 10.1.34
-md5sum = 2fc6c7809be74e9e7718e8863df26b2b
+version = 10.2.16
+md5sum = 234156a94f8ea6cff92c4751880b8316
 patch-options = -p0
 patches =
-  ${:_profile_base_location_}/mariadb_10.1.21_create_system_tables__no_test.patch#3c76aa9564a162f13aced7c0a3f783b3
+  ${:_profile_base_location_}/mariadb_10.2.16_create_system_tables__no_test.patch#3fd5f9febabdb42d4b6653969a0194f9
 location = ${buildout:parts-directory}/${:_buildout_section_name_}
 configure-command = ${cmake:location}/bin/cmake
 configure-options =
@@ -63,14 +61,13 @@ configure-options =
   -DCMAKE_INSTALL_RPATH=${:CMAKE_LIBRARY_PATH}
   -DCMAKE_INCLUDE_PATH=${unixodbc:location}/include
   -DCMAKE_LIBRARY_PATH=${unixodbc:location}/lib
-CMAKE_CFLAGS = -I${bzip2:location}/include -I${jemalloc:location}/include -I${libaio:location}/include -I${libxml2:location}/include -I${ncurses:location}/include -I${openssl:location}/include -I${readline5:location}/include -I${xz-utils:location}/include -I${zlib:location}/include -I${unixodbc:location}/include ${:extra_cflags}
-CMAKE_LIBRARY_PATH = ${bzip2:location}/lib:${jemalloc:location}/lib:${libaio:location}/lib:${libxml2:location}/lib:${ncurses:location}/lib:${openssl:location}/lib:${readline5:location}/lib:${xz-utils:location}/lib:${zlib:location}/lib:${unixodbc:location}/lib:${:extra_library_path}
-extra_cflags =
-extra_include_path =
-extra_library_path =
+  -DCMAKE_C_COMPILER=${gcc:location}/bin/gcc
+  -DCMAKE_CXX_COMPILER=${gcc:location}/bin/g++
+CMAKE_CFLAGS = -I${bzip2:location}/include -I${jemalloc:location}/include -I${libaio:location}/include -I${libxml2:location}/include -I${ncurses:location}/include -I${openssl:location}/include -I${readline5:location}/include -I${xz-utils:location}/include -I${zlib:location}/include -I${unixodbc:location}/include -I${zstd:location}/include
+CMAKE_LIBRARY_PATH = ${bzip2:location}/lib:${jemalloc:location}/lib:${libaio:location}/lib:${libxml2:location}/lib:${ncurses:location}/lib:${openssl:location}/lib:${readline5:location}/lib:${xz-utils:location}/lib:${zlib:location}/lib:${unixodbc:location}/lib:${zstd:location}/lib:${gcc:location}/lib:${gcc:location}/lib64
 environment =
   CMAKE_PROGRAM_PATH=${cmake:location}/bin
-  CMAKE_INCLUDE_PATH=${bzip2:location}/include:${libaio:location}/include:${libaio:location}/include:${libxml2:location}/include:${ncurses:location}/include:${openssl:location}/include:${readline5:location}/include:${xz-utils:location}/include:${zlib:location}/include:${unixodbc:location}/include:${:extra_include_path}
+  CMAKE_INCLUDE_PATH=${bzip2:location}/include:${libaio:location}/include:${libaio:location}/include:${libxml2:location}/include:${ncurses:location}/include:${openssl:location}/include:${readline5:location}/include:${xz-utils:location}/include:${zlib:location}/include:${unixodbc:location}/include:${zstd:location}/include
   CMAKE_LIBRARY_PATH=${:CMAKE_LIBRARY_PATH}
   LDFLAGS=-L${bzip2:location}/lib -L${jemalloc:location}/lib -L${libaio:location}/lib -L${xz-utils:location}/lib -L${zlib:location}/lib -L${unixodbc:location}/lib
   PATH=${patch:location}/bin:%(PATH)s
diff --git a/component/mariadb/mariadb_10.1.21_create_system_tables__no_test.patch b/component/mariadb/mariadb_10.1.21_create_system_tables__no_test.patch
deleted file mode 100644
index 4cdc130bf745820f16b725eaa547693c33b8dcbf..0000000000000000000000000000000000000000
--- a/component/mariadb/mariadb_10.1.21_create_system_tables__no_test.patch
+++ /dev/null
@@ -1,28 +0,0 @@
-# 33_scripts__mysql_create_system_tables__no_test.dpatch by  <ch@debian.org>
-
-A user with no password prevents a normal user from login under certain
-circumstances as it is checked first.
-See http://bugs.debian.org/301741
-and http://bugs.mysql.com/bug.php?id=6901
-
---- scripts/mysql_system_tables_data.sql.orig	2017-01-17 20:38:26.000000000 +0100
-+++ scripts/mysql_system_tables_data.sql	2017-01-18 17:03:23.795082252 +0100
-@@ -30,8 +30,6 @@
- -- Fill "db" table with default grants for anyone to
- -- access database 'test' and 'test_%' if "db" table didn't exist
- CREATE TEMPORARY TABLE tmp_db LIKE db;
--INSERT INTO tmp_db VALUES ('%','test','','Y','Y','Y','Y','Y','Y','N','Y','Y','Y','Y','Y','Y','Y','Y','N','N','Y','Y');
--INSERT INTO tmp_db VALUES ('%','test\_%','','Y','Y','Y','Y','Y','Y','N','Y','Y','Y','Y','Y','Y','Y','Y','N','N','Y','Y');
- INSERT INTO db SELECT * FROM tmp_db WHERE @had_db_table=0;
- DROP TABLE tmp_db;
- 
-@@ -48,9 +46,6 @@
- REPLACE INTO tmp_user_nopasswd VALUES ('::1','root','','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','','','','',0,0,0,0,'','','N','N', '', 0);
- -- More secure root account using unix sucket auth.
- INSERT INTO tmp_user_socket VALUES ('localhost',IFNULL(@auth_root_socket, 'root'),'','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','Y','','','','',0,0,0,0,'unix_socket','','N', 'N','', 0);
---- Anonymous user with no privileges.
--INSERT INTO tmp_user_anonymous (host,user) VALUES ('localhost','');
--INSERT INTO tmp_user_anonymous (host,user) SELECT @current_hostname,'' FROM dual WHERE @current_hostname != 'localhost';
- 
- INSERT INTO user SELECT * FROM tmp_user_nopasswd WHERE @had_user_table=0 AND @skip_auth_root_nopasswd IS NULL;
- INSERT INTO user SELECT * FROM tmp_user_socket WHERE @had_user_table=0 AND @auth_root_socket IS NOT NULL;
diff --git a/component/mariadb/mariarocks.cfg b/component/mariadb/mariarocks.cfg
deleted file mode 100644
index fc639a8e5d9006cead0dc919d47833507efba72a..0000000000000000000000000000000000000000
--- a/component/mariadb/mariarocks.cfg
+++ /dev/null
@@ -1,13 +0,0 @@
-# Do not extend any file that touch buildout:parts.
-
-[mariadb]
-version = 10.2.16
-md5sum = 234156a94f8ea6cff92c4751880b8316
-patches =
-  ${:_profile_base_location_}/mariadb_10.2.16_create_system_tables__no_test.patch#3fd5f9febabdb42d4b6653969a0194f9
-configure-options +=
-  -DCMAKE_C_COMPILER=${gcc:location}/bin/gcc
-  -DCMAKE_CXX_COMPILER=${gcc:location}/bin/g++
-extra_cflags = -I${zstd:location}/include
-extra_include_path = :${zstd:location}/include
-extra_library_path = :${zstd:location}/lib:${gcc:location}/lib:${gcc:location}/lib64
diff --git a/software/erp5/software-erp5-component.cfg b/software/erp5/software-erp5-component.cfg
deleted file mode 100644
index cd73aa9771e8820fcfc6e2b351853a4e39340cc3..0000000000000000000000000000000000000000
--- a/software/erp5/software-erp5-component.cfg
+++ /dev/null
@@ -1,20 +0,0 @@
-# This file is for building ERP5 software release using erp5-component
-# branch.
-
-[buildout]
-extends =
-  software.cfg
-  ../../component/mariadb/mariarocks.cfg
-
-[slapos.cookbook-repository]
-branch = erp5-component
-
-[erp5]
-branch = erp5-component
-
-[cloudooo-repository]
-branch = master
-revision =
-
-[versions]
-cloudooo =
diff --git a/software/neoppod/software-myrocks-dev.cfg b/software/neoppod/software-myrocks-dev.cfg
deleted file mode 100644
index fff028e678478e9383658c176760d522c0a1c832..0000000000000000000000000000000000000000
--- a/software/neoppod/software-myrocks-dev.cfg
+++ /dev/null
@@ -1,4 +0,0 @@
-[buildout]
-extends =
-    software.cfg
-    ../../component/mariadb/mariarocks.cfg
diff --git a/software/wendelin-scalability/test-common.cfg b/software/wendelin-scalability/test-common.cfg
index 4bbfa6e01678d495de6a3d312a43ca02e7ecd24f..4ea9a0fd8055e8de3fa8b6ab98afbe9dbc23204c 100644
--- a/software/wendelin-scalability/test-common.cfg
+++ b/software/wendelin-scalability/test-common.cfg
@@ -1,7 +1,6 @@
 [buildout]
 extends =
   ../wendelin/software.cfg
-  ../../component/mariadb/mariarocks.cfg
 
 [local-bt5-repository]
 list += ${slapos.cookbook-repository:location}/software/wendelin-scalability