diff --git a/component/groonga/buildout.cfg b/component/groonga/buildout.cfg
index 058f7ab039e8e191230e8b50c98de8e65b09ae05..aff68e2e5a46ba0aae3210ad2e1b252f8ae6d882 100644
--- a/component/groonga/buildout.cfg
+++ b/component/groonga/buildout.cfg
@@ -11,9 +11,9 @@ extends =
 
 [groonga]
 recipe = slapos.recipe.cmmi
-version = 3.1.2
+version = 4.0.0
 url = http://packages.groonga.org/source/groonga/groonga-${:version}.tar.gz
-md5sum = fdd39d0c5bd647fb1a42e65f9d389081
+md5sum = 63d1ae3453719f7bef06a30f8966e886
 configure-options =
   --disable-static
   --disable-glibtest
@@ -27,9 +27,9 @@ environment =
 
 [groonga-normalizer-mysql]
 recipe = slapos.recipe.cmmi
-version = 1.0.5
+version = 1.0.6
 url = http://packages.groonga.org/source/groonga-normalizer-mysql/groonga-normalizer-mysql-${:version}.tar.gz
-md5sum = 88c0ab0d07c761877a5271e4a7f18551
+md5sum = 12740a835cfdf4b0dac66c3f2f152d84
 location = ${groonga:location}
 depends =
   ${groonga:version}
diff --git a/component/mariadb/buildout.cfg b/component/mariadb/buildout.cfg
index ef5823be1941305e5b3ff2632208ea6bcfaad24c..a74ac71f7a416fb90a3620a3ac5648a91c50d791 100644
--- a/component/mariadb/buildout.cfg
+++ b/component/mariadb/buildout.cfg
@@ -63,8 +63,8 @@ environment =
 # mroonga - a storage engine for MySQL. It provides fast fulltext search feature to all MySQL users.
 # http://mroonga.github.com/
 recipe = slapos.recipe.cmmi
-url = http://packages.groonga.org/source/mroonga/mroonga-3.12.tar.gz
-md5sum = 45d98789035dd9f00ad7cdc74098e190
+url = http://packages.groonga.org/source/mroonga/mroonga-4.00.tar.gz
+md5sum = f54c44c1ab0a98bea9f6ea6c4a8b2787
 configure-options =
   --with-mysql-source=${mariadb:location}__compile__/mariadb-${mariadb:version}
   --with-mysql-config=${mariadb:location}/bin/mysql_config