diff --git a/include/boost/phoenix/bind.hpp b/include/boost/phoenix/bind.hpp
index 8ebffb6..1a40908 100644
--- a/include/boost/phoenix/bind.hpp
+++ b/include/boost/phoenix/bind.hpp
@@ -7,14 +7,10 @@
 #ifndef BOOST_PHOENIX_BIND_HPP
 #define BOOST_PHOENIX_BIND_HPP
 
-#ifdef BOOST_PHOENIX_USE_V2_OVER_V3
-#include <boost/spirit/home/phoenix/core.hpp>
-#else
 #include <boost/phoenix/version.hpp>
 #include <boost/phoenix/bind/bind_function.hpp>
 #include <boost/phoenix/bind/bind_function_object.hpp>
 #include <boost/phoenix/bind/bind_member_function.hpp>
 #include <boost/phoenix/bind/bind_member_variable.hpp>
-#endif
 
 #endif
diff --git a/include/boost/phoenix/core.hpp b/include/boost/phoenix/core.hpp
index 0eb2bc8..b6f0d83 100644
--- a/include/boost/phoenix/core.hpp
+++ b/include/boost/phoenix/core.hpp
@@ -7,9 +7,6 @@
 #ifndef BOOST_PHOENIX_CORE_HPP
 #define BOOST_PHOENIX_CORE_HPP
 
-#ifdef BOOST_PHOENIX_USE_V2_OVER_V3
-#include <boost/spirit/home/phoenix/core.hpp>
-#else
 #include <boost/phoenix/version.hpp>
 #include <boost/phoenix/core/limits.hpp>
 #include <boost/phoenix/core/actor.hpp>
@@ -21,6 +18,5 @@
 #include <boost/phoenix/core/function_equal.hpp>
 #include <boost/phoenix/core/visit_each.hpp>
 #include <boost/phoenix/core/v2_eval.hpp>
-#endif
 
 #endif
diff --git a/include/boost/phoenix/fusion.hpp b/include/boost/phoenix/fusion.hpp
index 1443b69..14319b1 100644
--- a/include/boost/phoenix/fusion.hpp
+++ b/include/boost/phoenix/fusion.hpp
@@ -8,10 +8,6 @@
 #ifndef BOOST_PHOENIX_FUSION_HPP
 #define BOOST_PHOENIX_FUSION_HPP
 
-#ifdef BOOST_PHOENIX_USE_V2_OVER_V3
-#include <boost/spirit/home/phoenix/fusion.hpp>
-#else
 #include <boost/phoenix/fusion/at.hpp>
-#endif
 
 #endif
diff --git a/include/boost/phoenix/object.hpp b/include/boost/phoenix/object.hpp
index 6e4b528..9fec3b3 100644
--- a/include/boost/phoenix/object.hpp
+++ b/include/boost/phoenix/object.hpp
@@ -8,9 +8,6 @@
 #ifndef BOOST_PHOENIX_OBJECT_HPP
 #define BOOST_PHOENIX_OBJECT_HPP
 
-#ifdef BOOST_PHOENIX_USE_V2_OVER_V3
-#include <boost/spirit/home/phoenix/object.hpp>
-#else
 #include <boost/phoenix/object/const_cast.hpp>
 #include <boost/phoenix/object/construct.hpp>
 #include <boost/phoenix/object/delete.hpp>
@@ -18,6 +15,5 @@
 #include <boost/phoenix/object/new.hpp>
 #include <boost/phoenix/object/reinterpret_cast.hpp>
 #include <boost/phoenix/object/static_cast.hpp>
-#endif
 
 #endif
diff --git a/include/boost/phoenix/statement.hpp b/include/boost/phoenix/statement.hpp
index 23c04ad..fc78379 100644
--- a/include/boost/phoenix/statement.hpp
+++ b/include/boost/phoenix/statement.hpp
@@ -7,9 +7,6 @@
 #ifndef BOOST_PHOENIX_STATEMENT_HPP
 #define BOOST_PHOENIX_STATEMENT_HPP
 
-#ifdef BOOST_PHOENIX_USE_V2_OVER_V3
-#include <boost/spirit/home/phoenix/statement.hpp>
-#else
 #include <boost/phoenix/version.hpp>
 #include <boost/phoenix/statement/do_while.hpp>
 #include <boost/phoenix/statement/for.hpp>
@@ -19,6 +16,5 @@
 #include <boost/phoenix/statement/throw.hpp>
 #include <boost/phoenix/statement/try_catch.hpp>
 #include <boost/phoenix/statement/while.hpp>
-#endif
 
 #endif
diff --git a/include/boost/phoenix/stl.hpp b/include/boost/phoenix/stl.hpp
index 834c129..c1013bc 100644
--- a/include/boost/phoenix/stl.hpp
+++ b/include/boost/phoenix/stl.hpp
@@ -9,11 +9,7 @@
 #ifndef BOOST_PHOENIX_STL_HPP
 #define BOOST_PHOENIX_STL_HPP
 
-#ifdef BOOST_PHOENIX_USE_V2
-#include <boost/spirit/home/phoenix/stl.hpp>
-#else
 #include <boost/phoenix/stl/algorithm.hpp>
 #include <boost/phoenix/stl/container.hpp>
-#endif
 
 #endif