Index: uspace/lib/cpp/Makefile
===================================================================
--- uspace/lib/cpp/Makefile	(revision 2e53e83dc4427db3eef5f878668129f8f5f0186a)
+++ uspace/lib/cpp/Makefile	(revision 28cb784349e6a16ac5f6aaadf65e2eb00ba0c94d)
@@ -65,4 +65,5 @@
 	src/__bits/test/mock.cpp \
 	src/__bits/test/numeric.cpp \
+	src/__bits/test/ratio.cpp \
 	src/__bits/test/set.cpp \
 	src/__bits/test/string.cpp \