diff --git a/buildout/profiles/development-2.12.cfg b/buildout/profiles/development-2.12.cfg
index e7dae705eeecc440c6914de04824eb444b200a59..87d154113b4acfce4dc2bb7d134643b2163b07b8 100644
--- a/buildout/profiles/development-2.12.cfg
+++ b/buildout/profiles/development-2.12.cfg
@@ -9,8 +9,6 @@ parts +=
   runUnitTest
 
 [configuration]
-development_site_bt5_path =
-
 development_site_products =
   ${software_definition:products-erp5}
   ${software_definition:products-erp5-development}
@@ -27,8 +25,6 @@ eggs = ${development-site:eggs}
 extra-paths = ${development-site:extra-paths}
 products = ${configuration:development_site_products}
 
-bt5_path = ${configuration:development_site_bt5_path}
-
 instance-home = ${configuration:development_site_instancehome}
 initialization =
   import os
diff --git a/buildout/profiles/development.cfg b/buildout/profiles/development.cfg
index 55856313ed4469dc83def43de8a1e3827d48d4f6..437453f634b73ecd0ab446e38ec04a153747d7a5 100644
--- a/buildout/profiles/development.cfg
+++ b/buildout/profiles/development.cfg
@@ -9,8 +9,6 @@ parts +=
   runUnitTest
 
 [configuration]
-development_site_bt5_path =
-
 development_site_products =
   ${software_definition:products-zope} 
   ${software_definition:products-erp5}
@@ -26,8 +24,6 @@ development_site_instancehome = ${buildout:var-directory}/development-site
 zope2-location = ${software_definition:zope_software}
 products = ${configuration:development_site_products}
 
-bt5_path = ${configuration:development_site_bt5_path}
-
 instance-home = ${configuration:development_site_instancehome}
 
 [development-site]