diff --git a/Jamfile b/Jamfile
index a2268a326..b57aed141 100755
--- a/Jamfile
+++ b/Jamfile
@@ -215,6 +215,11 @@ rule building ( properties * )
 		result += <source>src/assert.cpp ;
 	}
 
+	if <encryption>openssl in $(properties)
+	{
+		result += <source>src/asio_ssl.cpp ;
+	}
+
 	if <encryption>tommath in $(properties)
 	{
 		result += <source>src/mpi.c ;
diff --git a/src/asio_ssl.cpp b/src/asio_ssl.cpp
new file mode 100644
index 000000000..85cc75f9d
--- /dev/null
+++ b/src/asio_ssl.cpp
@@ -0,0 +1,3 @@
+// builds all boost.asio SSL source as a separate compilation unit
+#include <boost/asio/ssl/impl/src.hpp>
+