diff --git a/src/tests/system/benchmarks/libMicro/Jamfile b/src/tests/system/benchmarks/libMicro/Jamfile
index 71eb70e1a7..6d56dfc85d 100644
--- a/src/tests/system/benchmarks/libMicro/Jamfile
+++ b/src/tests/system/benchmarks/libMicro/Jamfile
@@ -199,17 +199,17 @@ BinCommand mktime :
 BinCommand mprotect : 
 	: libelided.a libroot.so ;
 
-# atm unsupported
-BinCommand mmap : 
-	: libelided.a libroot.so ;
+BinCommand mmap :
+	mmap.c
+	: libmicro.a libroot.so ;
 
 # atm unsupported
 BinCommand msync : 
 	: libelided.a libroot.so ;
 
-# atm unsupported
-BinCommand munmap : 
-	: libelided.a libroot.so ;
+BinCommand munmap :
+	munmap.c 
+	: libmicro.a libroot.so ;
 
 # atm unsupported
 BinCommand mutex :