diff --git a/build/Jamfile.v2 b/build/Jamfile.v2
index 02f96d4..e1ba290 100644
--- a/build/Jamfile.v2
+++ b/build/Jamfile.v2
@@ -13,7 +13,7 @@ project
       #<toolset>intel-linux:<pch>off
       <toolset>intel-darwin:<pch>off
       <toolset>msvc-7.1:<pch>off
-      <toolset>gcc-mingw:<pch>off
+      <toolset>gcc,<target-os>windows:<pch>off
       #<toolset>gcc:<cxxflags>-fvisibility=hidden
       <toolset>intel-linux:<cxxflags>-fvisibility=hidden
       <toolset>sun:<cxxflags>-xldscope=hidden
diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index f059255..e0839d5 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -36,7 +36,7 @@ project
        <toolset>msvc:<cxxflags>/wd4189 # local variable is initialized but not referenced
 	   <toolset>msvc-7.1:<source>../vc71_fix//vc_fix
       <toolset>msvc-7.1:<pch>off
-      <toolset>gcc-mingw:<pch>off
+      <toolset>gcc,<target-os>windows:<pch>off
       <toolset>borland:<runtime-link>static
       # <toolset>msvc:<cxxflags>/wd4506 has no effect?
       # suppress xstring(237) : warning C4506: no definition for inline function