diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index cbb6316f..79883626 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -268,6 +268,7 @@ for local container in $(MMAP_CONTAINERS)
   : <define>BOOST_UNORDERED_FOA_MMAP_MAP_TYPE="boost::$(container)"
     <warnings>off
     <link>static
+    <target-os>cygwin:<build>no
   : foa_mmap_$(container)_tests ;
 }