diff --git a/build.vc10/readme.txt b/build.vc10/readme.txt
index d276110e..bd8cb500 100644
--- a/build.vc10/readme.txt
+++ b/build.vc10/readme.txt
@@ -135,6 +135,9 @@ DLL) that has been built. To build the MPIR C+ library wrapper use:
 
     lib_mpir_cxx  - MPIR C++ wrapper static library (win32 & x64)
 
+The DLL projects include the C++ functions so an additional library
+is not needed when they are used.
+
 The Tests
 =========
 
diff --git a/build.vc9/readme.txt b/build.vc9/readme.txt
index a6789ec0..6e200dcd 100644
--- a/build.vc9/readme.txt
+++ b/build.vc9/readme.txt
@@ -194,6 +194,9 @@ DLL) that has been built. To build the MPIR C+ library wrapper use:
 
     lib_mpir_cxx  - MPIR C++ wrapper static library (win32 & x64)
 
+The DLL projects include the C++ functions so an additional library
+is not needed when they are used.
+
 The Tests
 =========