diff --git a/include/boost/bind.hpp b/include/boost/bind.hpp
index 503fb4d..fd3421e 100644
--- a/include/boost/bind.hpp
+++ b/include/boost/bind.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif
 
diff --git a/include/boost/bind/arg.hpp b/include/boost/bind/arg.hpp
index c1da4d0..0d5cd03 100644
--- a/include/boost/bind/arg.hpp
+++ b/include/boost/bind/arg.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif
 
diff --git a/include/boost/bind/bind.hpp b/include/boost/bind/bind.hpp
index 957974d..fb67097 100644
--- a/include/boost/bind/bind.hpp
+++ b/include/boost/bind/bind.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif
 
diff --git a/include/boost/bind/mem_fn.hpp b/include/boost/bind/mem_fn.hpp
index faf9848..3b00f17 100644
--- a/include/boost/bind/mem_fn.hpp
+++ b/include/boost/bind/mem_fn.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif
 
diff --git a/include/boost/bind/placeholders.hpp b/include/boost/bind/placeholders.hpp
index 97e7a68..3b098b1 100644
--- a/include/boost/bind/placeholders.hpp
+++ b/include/boost/bind/placeholders.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif
 
diff --git a/include/boost/bind/storage.hpp b/include/boost/bind/storage.hpp
index 556f707..be490b0 100644
--- a/include/boost/bind/storage.hpp
+++ b/include/boost/bind/storage.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif
 
diff --git a/include/boost/is_placeholder.hpp b/include/boost/is_placeholder.hpp
index fb746f2..5f1b544 100644
--- a/include/boost/is_placeholder.hpp
+++ b/include/boost/is_placeholder.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined( _MSC_VER ) && ( _MSC_VER >= 1020 )
 # pragma once
 #endif
 
diff --git a/include/boost/mem_fn.hpp b/include/boost/mem_fn.hpp
index 8932d4d..3bcd2c5 100644
--- a/include/boost/mem_fn.hpp
+++ b/include/boost/mem_fn.hpp
@@ -3,7 +3,7 @@
 
 // MS compatible compilers support #pragma once
 
-#if defined(_MSC_VER)
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
 # pragma once
 #endif