diff --git a/component/libiconv/buildout.cfg b/component/libiconv/buildout.cfg
index e734cb20cbc6010f1d9b30406fd7f34c9ea7f95c..4ab0044746d9187fdd818bdfe8f5b98d63b058d6 100644
--- a/component/libiconv/buildout.cfg
+++ b/component/libiconv/buildout.cfg
@@ -10,5 +10,6 @@ patch-options = -p1
 patches =
   ${:_profile_base_location_}/libiconv.gets.patch#8a20d8afe0617fce56f77537d2b84621
 recipe = slapos.recipe.cmmi
+shared = true
 url = http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.14.tar.gz
 md5sum = e34509b1623cec449dfeb73d7ce9c6c6
diff --git a/component/libmicrohttpd/buildout.cfg b/component/libmicrohttpd/buildout.cfg
index 1227f3810f2aa9403629c5749fdb3772b35ee6c5..cc039d42c643a3d77badc90d6ed553953040b744 100644
--- a/component/libmicrohttpd/buildout.cfg
+++ b/component/libmicrohttpd/buildout.cfg
@@ -10,6 +10,7 @@ parts =
 
 [libmicrohttpd]
 recipe = slapos.recipe.cmmi
+shared = true
 url = https://ftp.gnu.org/gnu/libmicrohttpd/libmicrohttpd-0.9.70.tar.gz
 md5sum = dcd6045ecb4ea18c120afedccbd1da74
 configure-options =
diff --git a/component/proxysql/buildout.cfg b/component/proxysql/buildout.cfg
index d7291f8db447d2783fbb85a679404637558f4533..7f6c384f35be077ae74a7500f55876a7512f464c 100644
--- a/component/proxysql/buildout.cfg
+++ b/component/proxysql/buildout.cfg
@@ -24,6 +24,7 @@ parts =
 
 [proxysql]
 recipe = slapos.recipe.cmmi
+shared = true
 version = v2.0.12
 url = https://github.com/sysown/proxysql/archive/${:version}.tar.gz
 md5sum = 70ec17fe73703a25730fdd44b6bc3ef5