Index: uspace/lib/cpp/Makefile
===================================================================
--- uspace/lib/cpp/Makefile	(revision f2ba4c79fa9e024ce49cbe808076a054e9cd2dd8)
+++ uspace/lib/cpp/Makefile	(revision cf51eaedefc459622ba914508bd156668467041e)
@@ -65,4 +65,5 @@
 	src/internal/test/tuple.cpp \
 	src/internal/test/unordered_map.cpp \
+	src/internal/test/unordered_set.cpp \
 	src/internal/test/vector.cpp