diff --git a/build.jam b/build.jam
index 8c83ccaf..8e89f650 100644
--- a/build.jam
+++ b/build.jam
@@ -5,16 +5,18 @@
 
 require-b2 5.2 ;
 
+constant boost_dependencies :
+    /boost/assert//boost_assert
+    /boost/concept_check//boost_concept_check
+    /boost/config//boost_config
+    /boost/core//boost_core
+    /boost/predef//boost_predef
+    /boost/static_assert//boost_static_assert
+    /boost/throw_exception//boost_throw_exception
+    /boost/type_traits//boost_type_traits ;
+
 project /boost/regex
     : common-requirements
-        <library>/boost/assert//boost_assert
-        <library>/boost/concept_check//boost_concept_check
-        <library>/boost/config//boost_config
-        <library>/boost/core//boost_core
-        <library>/boost/predef//boost_predef
-        <library>/boost/static_assert//boost_static_assert
-        <library>/boost/throw_exception//boost_throw_exception
-        <library>/boost/type_traits//boost_type_traits
         <include>include
     ;
 
@@ -26,3 +28,4 @@ explicit
 call-if : boost-library regex
     : install boost_regex
     ;
+
diff --git a/build/Jamfile.v2 b/build/Jamfile.v2
index c8ccd3a5..8062d55b 100644
--- a/build/Jamfile.v2
+++ b/build/Jamfile.v2
@@ -10,6 +10,7 @@ import errors ;
 project : requirements
    # default to all warnings on:
    <warnings>all
+   : common-requirements <library>$(boost_dependencies)
    ;
 
 local disable-icu = [ MATCH (--disable-icu) : [ modules.peek : ARGV ] ] ;